Cita APA (7a ed.)

Contreras Balderas, S., & Lozano Vilano, M. d. L. (1994). Cyprinella alvarezdelvillari, a new cyprinid fish from Rio Nazas of México, with a key to the lepida clade. American Society of Ichthyologists and Herpetologists.

Cita Chicago Style (17a ed.)

Contreras Balderas, Salvador, y María de Lourdes Lozano Vilano. Cyprinella Alvarezdelvillari, a New Cyprinid Fish from Rio Nazas of México, with a Key to the Lepida Clade. American Society of Ichthyologists and Herpetologists, 1994.

Cita MLA (9a ed.)

Contreras Balderas, Salvador, y María de Lourdes Lozano Vilano. Cyprinella Alvarezdelvillari, a New Cyprinid Fish from Rio Nazas of México, with a Key to the Lepida Clade. American Society of Ichthyologists and Herpetologists, 1994.