Cita APA (7th ed.)

Kemp, D. A. (1970). Astronomy and Astrophysics: A bibliographical guide. Macdonald.

Cita Chicago (17th ed.)

Kemp, D. A. Astronomy and Astrophysics: A Bibliographical Guide. London: Macdonald, 1970.

Cita MLA (9th ed.)

Kemp, D. A. Astronomy and Astrophysics: A Bibliographical Guide. Macdonald, 1970.