Cita APA (7a ed.)
Sánchez, P., Ahamed, S., Carre, F., Hartemink, A., Hempel, J., Huising, J., . . . Zhang, G. (2009). Digital soil map of the world. American Association for the Advancement of Science.
Cita Chicago Style (17a ed.)
Sánchez, P.A, et al. Digital Soil Map of the World. American Association for the Advancement of Science, 2009.
Cita MLA (9a ed.)
Sánchez, P.A, et al. Digital Soil Map of the World. American Association for the Advancement of Science, 2009.
Precaución: Estas citas no son 100% exactas.