Cita APA

Muirden, J., & Muirden, J. (1968). The amateur astronomer's handbook. New York, New York: T. Y. Crowell.

Citación estilo Chicago

Muirden, James, y James Muirden. The Amateur Astronomer's Handbook. New York, New York: T. Y. Crowell, 1968.

Cita MLA

Muirden, James, y James Muirden. The Amateur Astronomer's Handbook. New York, New York: T. Y. Crowell, 1968.