Cita APA (7a ed.)

Crossley, R. (2011). The Crossley ID guide. Crossley Books ; Princeton University Press.

Cita Chicago Style (17a ed.)

Crossley, Richard. The Crossley ID Guide. [West Cape May, NJ] : Princeton, N.J.: Crossley Books ; Princeton University Press, 2011.

Cita MLA (8a ed.)

Crossley, Richard. The Crossley ID Guide. Crossley Books ; Princeton University Press, 2011.