Cita APA (7a ed.)

Kopal, Z. (1968). Advances in Astronomy and Astrophysics. Academic Press.

Cita Chicago Style (17a ed.)

Kopal, Zdenek. Advances in Astronomy and Astrophysics. New York: Academic Press, 1968.

Cita MLA (9a ed.)

Kopal, Zdenek. Advances in Astronomy and Astrophysics. Academic Press, 1968.