Dyfyniad APA

(1986). Ecosystem management in developing countries. Nairobi, Kenya: United Nations Environment Programme.

Dyfyniad Arddull Chicago

Ecosystem Management in Developing Countries. Nairobi, Kenya: United Nations Environment Programme, 1986.

Dyfyniad MLA

Ecosystem Management in Developing Countries. Nairobi, Kenya: United Nations Environment Programme, 1986.

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