Cita APA (7a ed.)

Bell, E. L. (2003). An annotated list of the species-group names applied to the lizard genus Sceloporus. Instituto de Ecología, A.C.

Cita Chicago Style (17a ed.)

Bell, Edwin L. An Annotated List of the Species-group Names Applied to the Lizard Genus Sceloporus. Instituto de Ecología, A.C, 2003.

Cita MLA (9a ed.)

Bell, Edwin L. An Annotated List of the Species-group Names Applied to the Lizard Genus Sceloporus. Instituto de Ecología, A.C, 2003.