Figueroa, J. (2012). Andean bear Tremarctos ornatus (Carnivora: Ursidae) presence in the Amazon tropical forest of Peru. Instituto de Ecología, A.C.
Čikaški stil citiranja (17. izdanje)Figueroa, Judith. Andean Bear Tremarctos Ornatus (Carnivora: Ursidae) Presence in the Amazon Tropical Forest of Peru. Instituto de Ecología, A.C, 2012.
MLA način citiranja (9. izdanje)Figueroa, Judith. Andean Bear Tremarctos Ornatus (Carnivora: Ursidae) Presence in the Amazon Tropical Forest of Peru. Instituto de Ecología, A.C, 2012.
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