Cita APA

Sasa, M., & Sasa, M. Morphological variation in the lancehead pitviper Bothrops asper (German) (Serpentes: Viperidae) from Middle America.

Citación estilo Chicago

Sasa, Mahmood, y Mahmood Sasa. Morphological Variation in the Lancehead Pitviper Bothrops Asper (German) (Serpentes: Viperidae) From Middle America.

Cita MLA

Sasa, Mahmood, y Mahmood Sasa. Morphological Variation in the Lancehead Pitviper Bothrops Asper (German) (Serpentes: Viperidae) From Middle America.