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.
Citação do estilo Chicago (17ª ed.)Challenge Program on Water and Food e Consultative Group on International Agricultural Research. Challenge Programs on Water and Food: Background Papers to the Full Proposal. Colombo: CGIAR, 2002.
Citação MLA (9ª ed.)Challenge Program on Water and Food e Consultative Group on International Agricultural Research. Challenge Programs on Water and Food: Background Papers to the Full Proposal. CGIAR, 2002.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.