APA aipamena

BROWN, L. R. (1985). Reversing Africa’s decline. Worldwatch Institute.

Chicago Style aipamena

BROWN, Lester R. Reversing Africa’s Decline. Worldwatch Institute, 1985.

MLA aipamena

BROWN, Lester R. Reversing Africa’s Decline. Worldwatch Institute, 1985.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.