Dyfyniad APA

Benckiser, G., & Schnell, S. (2007). Biodiversity in agricultural production systems. CRC Press/Taylor & Francis Group.

Dyfyniad Arddull Chicago

Benckiser, Gero, and Sylvia Schnell. Biodiversity in Agricultural Production Systems. Boca Raton, FL: CRC Press/Taylor & Francis Group, 2007.

Dyfyniad MLA

Benckiser, Gero, and Sylvia Schnell. Biodiversity in Agricultural Production Systems. CRC Press/Taylor & Francis Group, 2007.

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