Cita APA (7a ed.)
Resources, I. B. f. P. G. (1981). IBPGR annual report 1980.
Cita Chicago Style (17a ed.)
Resources, International Board for Plant Genetic. IBPGR Annual Report 1980. 1981.
Cita MLA (9a ed.)
Resources, International Board for Plant Genetic. IBPGR Annual Report 1980. 1981.
Precaución: Estas citas no son 100% exactas.