Cita APA (7a ed.)

Brouwer, D., & Clemence, G. M. (1961). Celestial Mechanics. Academic Press.

Cita Chicago Style (17a ed.)

Brouwer, Dirk, y Gerald M. Clemence. Celestial Mechanics. New York: Academic Press, 1961.

Cita MLA (9a ed.)

Brouwer, Dirk, y Gerald M. Clemence. Celestial Mechanics. Academic Press, 1961.