Não informado. (2007). Report of the Laboratory and Museum of Comparative Pathology of the Zoological Society of Philadelphia. Zoological Society of Philadelphia.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Report of the Laboratory and Museum of Comparative Pathology of the Zoological Society of Philadelphia. Philadelphia, Pa: Zoological Society of Philadelphia, 2007.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Report of the Laboratory and Museum of Comparative Pathology of the Zoological Society of Philadelphia. Zoological Society of Philadelphia, 2007.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.