Cita APA (7a ed.)
Resources, I. B. f. P. G. (1991). IBPGR annual report 1990.
Cita Chicago Style (17a ed.)
Resources, International Board for Plant Genetic. IBPGR Annual Report 1990. 1991.
Cita MLA (9a ed.)
Resources, International Board for Plant Genetic. IBPGR Annual Report 1990. 1991.
Precaución: Estas citas no son 100% exactas.