Savage, J. M., & Heyer, W. R. (1968). The tree-frogs (Family Hylidae) of Costa Rica: Diagnosis and distribution.
Citación estilo ChicagoSavage, Jay M., y W. Ronald Heyer. The Tree-frogs (Family Hylidae) of Costa Rica: Diagnosis and Distribution. 1968.
MLA引文Savage, Jay M., y W. Ronald Heyer. The Tree-frogs (Family Hylidae) of Costa Rica: Diagnosis and Distribution. 1968.
警告:這些引文格式不一定是100%准確.