Ibarra-Manriquez, G. (1992). Ficus seedlings, subgenus Pharmacosycea (Moraceae), in Veracruz, Mexico. Instituto de Ecología, A.C.
Čikaški stil citiranja (17. izdanje)Ibarra-Manriquez, Guillermo. Ficus Seedlings, Subgenus Pharmacosycea (Moraceae), in Veracruz, Mexico. Instituto de Ecología, A.C, 1992.
MLA način citiranja (9. izdanje)Ibarra-Manriquez, Guillermo. Ficus Seedlings, Subgenus Pharmacosycea (Moraceae), in Veracruz, Mexico. Instituto de Ecología, A.C, 1992.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.
