APA aipamena

Marx,Karl. (1973). Surveys from exile. Penguin.

Chicago Style aipamena

Marx,Karl. Surveys from Exile. England: Penguin, 1973.

MLA aipamena

Marx,Karl. Surveys from Exile. Penguin, 1973.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.