Cita APA

Baker, R. H. F. (1971). Astronomy (9.).

Citación estilo Chicago

Baker, Robert H; Fredrick. Astronomy. 9. Van Nostrand Reinhold Co., New York, 1971.

Cita MLA

Baker, Robert H; Fredrick. Astronomy. 9. 1971.

Warning: These citations may not always be 100% accurate.