APA aipamena

Myrdal, G. (1970). Challenge of world poverty. Penguin press.

Chicago Style aipamena

Myrdal, G. Challenge of World Poverty. Penguin press, 1970.

MLA aipamena

Myrdal, G. Challenge of World Poverty. Penguin press, 1970.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.