Cita APA (7a ed.)

Goyenechea, I. (2007). Notes on scutellation, length, and distribution of rattlesnakes (Serpentes: Viperidae: Crotalus) in the state of Hidalgo, Mexico. Instituto de Ecología, A.C.

Cita Chicago Style (17a ed.)

Goyenechea, Irene. Notes on Scutellation, Length, and Distribution of Rattlesnakes (Serpentes: Viperidae: Crotalus) in the State of Hidalgo, Mexico. Instituto de Ecología, A.C, 2007.

Cita MLA (9a ed.)

Goyenechea, Irene. Notes on Scutellation, Length, and Distribution of Rattlesnakes (Serpentes: Viperidae: Crotalus) in the State of Hidalgo, Mexico. Instituto de Ecología, A.C, 2007.