APA引文

Padover, S. K. (1978). Karl Marx, an intimate biography. McGraw-Hill.

Chicago Style (17th ed.) Citation

Padover, Saul K. Karl Marx, an Intimate Biography. New York: McGraw-Hill, 1978.

MLA引文

Padover, Saul K. Karl Marx, an Intimate Biography. McGraw-Hill, 1978.

警告：這些引文格式不一定是100％准確.