Cita APA (7a ed.)
Resources, I. B. f. P. G. (1982). IBPGR annual report 1981.
Cita Chicago Style (17a ed.)
Resources, International Board for Plant Genetic. IBPGR Annual Report 1981. 1982.
Cita MLA (9a ed.)
Resources, International Board for Plant Genetic. IBPGR Annual Report 1981. 1982.
Precaución: Estas citas no son 100% exactas.