Cita APA (7a ed.)

Bradley, R. A., & Buchanan, S. (2013). Common Spiders of North America. University of California Press.

Cita Chicago Style (17a ed.)

Bradley, Richard Alan, y Steve Buchanan. Common Spiders of North America. Berkeley: University of California Press, 2013.

Cita MLA (8a ed.)

Bradley, Richard Alan, y Steve Buchanan. Common Spiders of North America. University of California Press, 2013.