Cita APA (7a ed.)

Armstrong, E. A. (1967). The way birds live (4th rev. ed.). Dover.

Cita Chicago Style (17a ed.)

Armstrong, Edward Allworthy. The Way Birds Live. 4th rev. ed. New York: Dover, 1967.

Cita MLA (9a ed.)

Armstrong, Edward Allworthy. The Way Birds Live. 4th rev. ed. Dover, 1967.