21. Karl Marx, to the Critique of Political “Introduction Eng. A Contribution to the Critique of Political Economy, ed., Chicago, 1904, pp. 310-11. 22. V. I. Lenin, the Question of Collected “On Dialectics”, Russ. ed., Moscow, 1958, Vol. XXXVIII, p. 358. Works, 23. The saying that oppose each other also complement “Things each first appeared in the History of the Earlier Han Dynasty other” by Pan Ku, a celebrated historian in the 1st century A.D. It has long been a popular saying. 24. V. I. Lenin, the Question of Collected “On Dialectics”, Russ. ed., Moscow, 1958, Vol. XXXVIII, p. 358. Works, 25. V. I. Lenin, on N. I. of the “Remarks Bukharin’s Economics Russ. ed., Selected Works, Transitional Period”, 1931, Vol. XI, p. 357.
21. Karl Marx, “Introduction to the Critique of Political A Contribution to the Critique of Political Economy, Eng. ed., Chicago, 1904, pp. 310-11. 22. V. I. Lenin, “On the Question of Dialectics”, Collected Works, Russ. ed., Moscow, 1958, Vol. XXXVIII, p. 358. 23. The saying “Things that oppose each other also complement each other” first appeared in the History of the Earlier Han Dynasty by Pan Ku, a celebrated historian in the 1st century A.D. It has long been a popular saying. 24. V. I. Lenin, “On the Question of Dialectics”, Collected Works, Russ. ed., Moscow, 1958, Vol. XXXVIII, p. 358. 25. V. I. Lenin, “Remarks on N. I. Bukharin’s Economics of the Transitional Period”, Selected Works, Russ. ed., 1931, Vol. XI, p. 357.