Cita APA (7a ed.)
Resources, I. B. f. P. G. (1992). IBPGR annual report 1991.
Cita Chicago Style (17a ed.)
Resources, International Board for Plant Genetic. IBPGR Annual Report 1991. 1992.
Cita MLA (9a ed.)
Resources, International Board for Plant Genetic. IBPGR Annual Report 1991. 1992.
Precaución: Estas citas no son 100% exactas.