Cita APA (7a ed.)
Resources, I. B. f. P. G. (1978). IBPGR annual report 1977.
Cita Chicago Style (17a ed.)
Resources, International Board for Plant Genetic. IBPGR Annual Report 1977. 1978.
Cita MLA (9a ed.)
Resources, International Board for Plant Genetic. IBPGR Annual Report 1977. 1978.
Precaución: Estas citas no son 100% exactas.