Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.