Steenson, G. P. (1991). Karl Kautsky, 1854-1938: Marxism in the Classical Years ([2nd ed.].). University of Pittsburgh Press.
Chicago Style (17th ed.) CitationSteenson, Gary P. Karl Kautsky, 1854-1938: Marxism in the Classical Years. [2nd ed.]. Pittsburgh, Pa: University of Pittsburgh Press, 1991.
MLA (8th ed.) CitationSteenson, Gary P. Karl Kautsky, 1854-1938: Marxism in the Classical Years. [2nd ed.]. University of Pittsburgh Press, 1991.
Warning: These citations may not always be 100% accurate.