Dyfyniad APA
Blanco-Canqui, H., & Lal, R. (2010). Principles of Soil Conservation and Management (1.). Springer Netherlands. https://doi.org/10.1007/978-1-4020-8709-7
Dyfyniad Arddull Chicago
Blanco-Canqui, Humberto, and Rattan Lal. Principles of Soil Conservation and Management. 1. Dordrecht: Springer Netherlands, 2010. https://doi.org/10.1007/978-1-4020-8709-7.
Dyfyniad MLA
Blanco-Canqui, Humberto, and Rattan Lal. Principles of Soil Conservation and Management. 1. Springer Netherlands, 2010. https://doi.org/10.1007/978-1-4020-8709-7.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.