एपीए उद्धरण

(1992). Indigenous integrated farming systems in the Sahel. Washington, D. C: World Bank.

शिकागो स्टाइल उद्धरण

Indigenous Integrated Farming Systems in the Sahel. Washington, D. C: World Bank, 1992.

एमएलए उद्धरण

Indigenous Integrated Farming Systems in the Sahel. Washington, D. C: World Bank, 1992.