Cita APA (7a ed.)

Heinrich, B. (2002). Mind of the raven: Investigations and adventures with wolf-birds (1st Ecco pbk. ed.). Ecco.

Cita Chicago Style (17a ed.)

Heinrich, Bernd. Mind of the Raven: Investigations and Adventures with Wolf-birds. 1st Ecco pbk. ed. New York: Ecco, 2002.

Cita MLA (9a ed.)

Heinrich, Bernd. Mind of the Raven: Investigations and Adventures with Wolf-birds. 1st Ecco pbk. ed. Ecco, 2002.