Sierra-Morales, P., & Almazán-Núñez, R. C. (2017). Nesting site record of the monk parakeet (myiopsitta monachus) in the state of Guerrero, Mexico. Instituto de Ecología, A.C.
Čikaški stil citiranja (17. izdanje)Sierra-Morales, Pablo, i R. Carlos Almazán-Núñez. Nesting Site Record of the Monk Parakeet (myiopsitta Monachus) in the State of Guerrero, Mexico. Instituto de Ecología, A.C, 2017.
MLA način citiranja (9. izdanje)Sierra-Morales, Pablo, i R. Carlos Almazán-Núñez. Nesting Site Record of the Monk Parakeet (myiopsitta Monachus) in the State of Guerrero, Mexico. Instituto de Ecología, A.C, 2017.
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