Dyfyniad APA

(1989). Training resource book for Agro-ecosystem mapping. Philippines: IRRI.

Dyfyniad Arddull Chicago

Training Resource Book for Agro-ecosystem Mapping. Philippines: IRRI, 1989.

Dyfyniad MLA

Training Resource Book for Agro-ecosystem Mapping. Philippines: IRRI, 1989.

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