Cita APA (7a ed.)

Bird, J. W., & Bird, L. F. (1967). The freedom of sexual love ([1st ed.].). Doubleday.

Cita Chicago Style (17a ed.)

Bird, Joseph W., y Lois F. Bird. The Freedom of Sexual Love. [1st ed.]. New York: Doubleday, 1967.

Cita MLA (9a ed.)

Bird, Joseph W., y Lois F. Bird. The Freedom of Sexual Love. [1st ed.]. Doubleday, 1967.