Campbell, J. A. (1988). The distribucion, variation, natural history, and relationships of Porthidium barbouri (Viperidae). Instituto de Ecología, A.C.
Citación estilo ChicagoCampbell, Jonathan A. The Distribucion, Variation, Natural History, and Relationships of Porthidium Barbouri (Viperidae). Instituto de Ecología, A.C, 1988.
Cita MLACampbell, Jonathan A. The Distribucion, Variation, Natural History, and Relationships of Porthidium Barbouri (Viperidae). Instituto de Ecología, A.C, 1988.
Warning: These citations may not always be 100% accurate.
