1. Simon Noveck, ed.. Great Jewish Personalities of Modern Times〈New York, I960〉, p.7
 2. Mordecai M. Kaplan, The Greater Judaism in the Making 〈New York, I960〉, pp. 227-231
 3. W. Gunther Plaut. The Rise of Reform Jusaism 〈New York, 1963〉. p.185
 4. Noveck. op. cit., p.130
 5. Joseph L. Blau. Modern Varieties of Judaism〈New York and Lo ndon. 1966. p.58
 6. W. Gu other Plaut, The Rise of Reform Judaism〈New York, 1965〉. p.269
 7. Blau. op. cit. p. 107
 8. Samson Raphael Hirsch. Horeb： A Philosophy of Jewish Laws and observances 2 vols. 〈London. 1962〉, 1：62
 9. I Grunfeld, The Sabbath： A Guide to Its Understanding and Observance. 3d ed. 〈Jerusalam and New York. 1972〉. p.19
 10. Hirsch, op. cit.. p. 65
 11. Hirsch, op. cit., p.64
 12. Ibid., p.63
 13. Emanuel Rackman. ‘Sabbath and Festivals in the Modern Age“, Studies in Torah Judaism, ed. by Leon D. Stitskin〈New York. 1969〉, p.52

 14. Rackman, op.cit., p.54

 15. Norman Lamm. Faith and Doubt： Studies in Traditional Jewish Thought〈New York, 1971〉. p.204

 16. Grunfeld, op. cit., pp.9,10

 17. Samson Raphael Hirch. ”The Jewish Sabbath’, in Judaism Eter nal 〈London, 1956〉, p.152
 18. Herman Cohen. Religion of Reason〈New York, 1972〉. P.161
 19. Herman Cohen, Reason and Hope： Selections from the Jewish Writings of Herman Cohen〈New York. 1971〉. pp.116.117
 20. Cohen, op. cit., p.157
 21. Ibid
 22. Ibid., p. 158, 155 ,458
 23. Leo Baeck, This People Israel- The Meaning of Jewish Existence〈New York, 1964〉.pp.37.38
 24. Idem. “Mystery and Comma ndment.” in Contemporary Jewsish Though, ed. by Simon Noveck 〈Washington. 1963〉. p. 202
 25. Baeck, “Mystery and Conmandments”, p.203
 26. Ibid., pp. 203. 202
 27. Martin Buber, Moses 〈Oxford. 1946〉, pp.85.132,133.84
 28. Ibid, pp.85.178
 29. Franz Rosenzweig, The Star of Redemption 〈New York. 1971〉, pp. 310,311
 30. Ibid., p.312
 31. Ibid., pp.312-315
 32. Nahum Glatzer. Franz Rosenzweig： His Life and Thought〈New york. 1953〉, p.179
 33. Glatzer, op. cit., pp.75,78
 34. Abraham Joshua Heschel, God in Search of Man： A Philosophy of Judaism〈New York, 1955〈. pp.20. 283
 35. Ibid., p.20
 36. Abraham Joshua Heschel, The Prophets, 〈New York and Evannston. 1962〉, pp.259. 260, 224. 309
 37. Abraham Joshua Heschel. The Sabbath 〈New York, 1951〉. p.99
 38. Ibid
 39. Heschel, God in Search of Man, p. 417
 40. Heschel, The Sabbath, P.28
 41. Ibid., p.27
 42. Ibid., pp. 6-8
 43. Ibid., pp. 16,17
 44. Heschel, Prophets, p.258
 45. Heschel, Sabbath, pp.29.21,18
 46. ibid., pp. 66-68
 47. W. Gunter Plaut. “The Sabbath in the Reform Movement/‘ in Reform Judaism : A Historical Perspective, ed. by Joseph L. Blau 〈New York,1973〉. p. 244

 48. Jacob J. Petuchowski. ”Book binder to the Rescue!“, Conservative Judaism 31 〈Fall, 1975〉： 12.14

 49. Emil L. Fackenheim, ’Review of God in Search of Man”, Cons ertive Judaism 16〈Fall, 1960〉： 53： Eugen B. Borowitz, “God and Man in Judaism Today： A Reform Perspective,” Judaism 23 〈Summer, 1974〉 308
 50. Josph B. Soloveitchik, “The Lonely Man of Fai th”. Tradition 7〈Summer, 1965〉：5-67
 51. Abraham Joshua, A Passion for Truth 〈New York, 1973〉, p. 323
 52. Borowitz, op. cit, pp. 306-308
 53. Heschel, Sabbath, p. 101 (377.1)