APA引文

Sasa, M. (1993). Distribution and reprodudion of tbe gray earth snake Geophis brachycephalus (Serpentes: Colubridae) in Costa Rica.

Citación estilo Chicago

Sasa, Mahmood. Distribution and Reprodudion of Tbe Gray Earth Snake Geophis Brachycephalus (Serpentes: Colubridae) in Costa Rica. 1993.

MLA引文

Sasa, Mahmood. Distribution and Reprodudion of Tbe Gray Earth Snake Geophis Brachycephalus (Serpentes: Colubridae) in Costa Rica. 1993.

警告：這些引文格式不一定是100％准確.