APA citiranje

Emig, C. C., & Vargas, J. A. (1990). Glottidia audebarti (Broderip), (Brachiopoda, Lingulidae) from the Gulf of Nicoya, Costa Rica.

Citación estilo Chicago

Emig, Christian C., y José A. Vargas. Glottidia Audebarti (Broderip), (Brachiopoda, Lingulidae) From the Gulf of Nicoya, Costa Rica. 1990.

MLA citiranje

Emig, Christian C., y José A. Vargas. Glottidia Audebarti (Broderip), (Brachiopoda, Lingulidae) From the Gulf of Nicoya, Costa Rica. 1990.