APA aipamena

WORLD RESOURCES INSTITUTE. (1995). WORLD RESOURCES 1994-95: A GUIDE TO THE GLOBAL ENVIRONMENT. OXFORD UNIVERSITY PRESS.

Chicago Style aipamena

WORLD RESOURCES INSTITUTE. WORLD RESOURCES 1994-95: A GUIDE TO THE GLOBAL ENVIRONMENT. MUMBAI: OXFORD UNIVERSITY PRESS, 1995.

MLA aipamena

WORLD RESOURCES INSTITUTE. WORLD RESOURCES 1994-95: A GUIDE TO THE GLOBAL ENVIRONMENT. OXFORD UNIVERSITY PRESS, 1995.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.