Cita APA (7a ed.)

Steenson, G. P. (1991). Karl Kautsky, 1854-1938: Marxism in the Classical Years. University of Pittsburgh Press.

Cita Chicago Style (17a ed.)

Steenson, Gary P. Karl Kautsky, 1854-1938: Marxism in the Classical Years. USA: University of Pittsburgh Press, 1991.

Cita MLA (8a ed.)

Steenson, Gary P. Karl Kautsky, 1854-1938: Marxism in the Classical Years. University of Pittsburgh Press, 1991.