Cita APA (7a ed.)

Chamberlin, R. V., & Ivie, W. (1947). The spiders of Alaska.

Cita Chicago Style (17a ed.)

Chamberlin, Ralph V., y Wilton Ivie. The Spiders of Alaska. Salt Lake City, 1947.

Cita MLA (8a ed.)

Chamberlin, Ralph V., y Wilton Ivie. The Spiders of Alaska. 1947.