APA Citatie

Mehuys, G. R., Tiessen, K. H., Villatoro, M., Sancho, F., & Lobb, D. A. (2009). Tillage erosion by the disc plow on steepland volcanic soils in Costa Rica.

Chicago Style citaat

Mehuys, Guy R., Kevin H.D Tiessen, Mario Villatoro, Freddy Sancho, en David A. Lobb. Tillage Erosion By the Disc Plow On Steepland Volcanic Soils in Costa Rica. 2009.

MLA citatie

Mehuys, Guy R., et al. Tillage Erosion By the Disc Plow On Steepland Volcanic Soils in Costa Rica. 2009.