APA (7th ed.) Citation

Ronan, C. A. (1981). The practical astronomer. Macmillan.

Chicago Style (17th ed.) Citation

Ronan, Colin A. The Practical Astronomer. London: Macmillan, 1981.

MLA (9th ed.) Citation

Ronan, Colin A. The Practical Astronomer. Macmillan, 1981.

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