Dyfyniad APA

Alfonso, C. A., Rivero, M., Porras, P., Cabrera, E., & Monedero, M. (2006). Soil conservation practices in maize-bean production systems in Cuba.

Dyfyniad Arddull Chicago

Alfonso, Claro A., Mario Rivero, Pedro Porras, Eduardo Cabrera, y Milagros Monedero. Soil Conservation Practices in Maize-bean Production Systems in Cuba. 2006.

Dyfyniad MLA

Alfonso, Claro A., et al. Soil Conservation Practices in Maize-bean Production Systems in Cuba. 2006.

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