एपीए उद्धरण

Schlöenvoigt, A., Kass, D., Jiménez Otárola, F., Siles Calvo, J., & Chesney, P. E. (1999). Perspectives for organic crop production in the tropics (Número de registro.

शिकागो स्टाइल उद्धरण

Schlöenvoigt, Andrea, Donald Kass, Francisco Jiménez Otárola, Jackeline Siles Calvo, और Patrick E. Chesney. Perspectives for Organic Crop Production in the Tropics (Número De Registro. 1999.

एमएलए उद्धरण

Schlöenvoigt, Andrea, et al. Perspectives for Organic Crop Production in the Tropics (Número De Registro. 1999.