Dyfyniad APA

Challenge Program on Water and Food & Consultative Group on International Agricultural Research. (2002). Challenge programs on water and food: Background papers to the full proposal. CGIAR.

Dyfyniad Arddull Chicago

Challenge Program on Water and Food and Consultative Group on International Agricultural Research. Challenge Programs on Water and Food: Background Papers to the Full Proposal. Colombo: CGIAR, 2002.

Dyfyniad MLA

Challenge Program on Water and Food and Consultative Group on International Agricultural Research. Challenge Programs on Water and Food: Background Papers to the Full Proposal. CGIAR, 2002.

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