Citazione Stile APA (7a Edizione)

Padover, S. K. (1978). Karl Marx: An intimate biography. McGraw-Hill Book Company.

Citazione stile Chigago Style (17a edizione)

Padover, Saul K. Karl Marx: An Intimate Biography. New York [i pozostałe]: McGraw-Hill Book Company, 1978.

Citatione MLA (9a ed.)

Padover, Saul K. Karl Marx: An Intimate Biography. McGraw-Hill Book Company, 1978.