APA Citation

Berlin, I. S. 1., & Bixio, R. (1973). Karl Marx. Madrid: Alianza.

Chicago Style Citation

Berlin, Isaiah Sir 1909-1997, and Roberto Bixio. Karl Marx. Madrid: Alianza, 1973.

MLA Citation

Berlin, Isaiah Sir 1909-1997, and Roberto Bixio. Karl Marx. Madrid: Alianza, 1973.

Warning: These citations may not always be 100% accurate.