Cita APA (7a ed.)
Cooperation, T. C. f. A. a. R. (1992). Azolla - a nitrogen source for rice farmers. Technical Centre for Agricultural and Rural Cooperation.
Cita Chicago Style (17a ed.)
Cooperation, Technical Centre for Agricultural and Rural. Azolla - a Nitrogen Source for Rice Farmers. Technical Centre for Agricultural and Rural Cooperation, 1992.
Cita MLA (9a ed.)
Cooperation, Technical Centre for Agricultural and Rural. Azolla - a Nitrogen Source for Rice Farmers. Technical Centre for Agricultural and Rural Cooperation, 1992.
Precaución: Estas citas no son 100% exactas.