Cita APA

The Academy of Natural Sciences. Proceedings of Natural Sciences of Philadephia. The Academy of Natural Sciences.

Citación estilo Chicago

The Academy of Natural Sciences. Proceedings of Natural Sciences of Philadephia. Philadephia: The Academy of Natural Sciences.

Cita MLA

The Academy of Natural Sciences. Proceedings of Natural Sciences of Philadephia. The Academy of Natural Sciences.