CHAPTER XXI

[XXI-1] Cf. S. H. Swinny, “Giambatista Vico,” _Sociological Review_, Jan. 1914, pp. 50–57.

[XXI-2] Peter Kropotkin, _Mutual Aid; a Factor in Evolution_, Doubleday, Page, 1902, p. 3.

[XXI-3] Ibid., p. VII; cf. Kropotkin, _Fields, Factories and Workshops_, Putnam, 1901, Ch. 1.

[XXI-4] “_The State; Its Historic Role_,” London, 1898--reproduced in _Man or the State_ by W. R. Browne, Huebsch, 1919, p. 21.

[XXI-5] Gustav Ratzenhofer, _Die sociologische Erkenntniss_, Leipzig, 1898, Sect. 22; see A. W. Small. _General Sociology_, University of Chicago Press, 1905, Ch. XIII.

[XXI-6] _Soziologie_, Leipzig, 1907, pp. 13–17.

[XXI-7] _Die sociologische Erkenntniss_, p. 233.

[XXI-8] Albion W. Small, _General Sociology_, ibid., p. 196.

[XXI-9] Ibid., pp. 433 ff.

[XXI-10] Ibid., pp. 201 ff.

[XXI-11] Ibid., p. 217.

[XXI-12] Ibid., p. 325.

[XXI-13] Ibid., pp. 389, 390.

[XXI-14] _Between Eras, From Capitalism to Democracy_, Inter-Collegiate Press, 1913, Ch. XXIII.

[XXI-15] E. A. Ross, _Principles of Sociology_, Century, 1920, p. 121.

[XXI-16] Ibid., p. 135.

[XXI-17] _The Function of Socialization in Social Evolution_, Univ. of Chicago Press, 1916.

[XXI-18] Ross, op. cit., pp. 257 ff.

[XXI-19] Ibid., p. 395.

[XXI-20] Ibid., p. 405.

[XXI-21] L. T. Hobhouse, _Social Evolution and Political Theory_, Lemcke, 1911, p. 127.

[XXI-22] C. H. Cooley, _Social Process_, Scribners, 1918, p. 38.

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