Dyfyniad APA

Grubb, M. (1993). The "Earth Summit" agreements: A guide and assessment, an analysis of the Rio ’92 UN Conference on Environment and Development. Earthscan Publications Ltd. ; Brookings Institution [distributor].

Dyfyniad Arddull Chicago

Grubb, Michael. The "Earth Summit" Agreements: A Guide and Assessment, an Analysis of the Rio ’92 UN Conference on Environment and Development. London : Washington, DC: Earthscan Publications Ltd. ; Brookings Institution [distributor], 1993.

Dyfyniad MLA

Grubb, Michael. The "Earth Summit" Agreements: A Guide and Assessment, an Analysis of the Rio ’92 UN Conference on Environment and Development. Earthscan Publications Ltd. ; Brookings Institution [distributor], 1993.

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