APA aipamena

Varela-Romero, A., Myers, T. L., Sorensen, J., & Abarca, F. (2013). TAXONOMIC STATUS AND PHYLOGENY OF THE SAN BERNARDINO SPRING SNAIL POPULATIONS INTO THE GENUS PYRGULOPSIS IN SONORA AND ARIZONA. Universidad de Sonora.

Chicago Style aipamena

Varela-Romero, Alejandro, Terry L. Myers, Jeff Sorensen, y Francisco Abarca. TAXONOMIC STATUS AND PHYLOGENY OF THE SAN BERNARDINO SPRING SNAIL POPULATIONS INTO THE GENUS PYRGULOPSIS IN SONORA AND ARIZONA. Universidad de Sonora, 2013.

MLA aipamena

Varela-Romero, Alejandro, Terry L. Myers, Jeff Sorensen, y Francisco Abarca. TAXONOMIC STATUS AND PHYLOGENY OF THE SAN BERNARDINO SPRING SNAIL POPULATIONS INTO THE GENUS PYRGULOPSIS IN SONORA AND ARIZONA. Universidad de Sonora, 2013.