Cita APA (7th ed.)
Smith, H. M., & Taylor, E. H. (1945). An annotated Checklist and key to the snakes of Mexico. Government Pr. Office.
Cita Chicago (17th ed.)
Smith, Hobart Muir, i Edward H. Taylor. An Annotated Checklist and Key to the Snakes of Mexico. Washington, D.C: Government Pr. Office, 1945.
Cita MLA (9th ed.)
Smith, Hobart Muir, i Edward H. Taylor. An Annotated Checklist and Key to the Snakes of Mexico. Government Pr. Office, 1945.
Atenció: Aquestes cites poden no estar 100% correctes.