Cita APA (7a ed.)

Horton, D., & Dorosh, P. (1988). Underground crops.: Long-term trends in production of roots and tubers. Winrock International Institute for Agricultural Development.

Cita Chicago Style (17a ed.)

Horton, Douglas, y Paul Dorosh. Underground Crops.: Long-term Trends in Production of Roots and Tubers. Morrilton, AR: Winrock International Institute for Agricultural Development, 1988.

Cita MLA (8a ed.)

Horton, Douglas, y Paul Dorosh. Underground Crops.: Long-term Trends in Production of Roots and Tubers. Winrock International Institute for Agricultural Development, 1988.