Cita APA (7a ed.)
Sánchez, P., & Isbell, R. (1979). A comparison of the soil of tropical Latin America and tropical Australia. International Center for Tropical Agriculture.
Cita Chicago Style (17a ed.)
Sánchez, P.A, y R.F Isbell. A Comparison of the Soil of Tropical Latin America and Tropical Australia. International Center for Tropical Agriculture, 1979.
Cita MLA (9a ed.)
Sánchez, P.A, y R.F Isbell. A Comparison of the Soil of Tropical Latin America and Tropical Australia. International Center for Tropical Agriculture, 1979.
Precaución: Estas citas no son 100% exactas.