Cita APA (7th ed.)

Bunning, E. (1967). The physiological clock (Rev. 2nd ed.). Springer-Verlag.

Cita Chicago (17th ed.)

Bunning, Erwin. The Physiological Clock. Rev. 2nd ed. New York: Springer-Verlag, 1967.

Cita MLA (9th ed.)

Bunning, Erwin. The Physiological Clock. Rev. 2nd ed. Springer-Verlag, 1967.