APA (7th ed.) Citation

Ronan, C. (1972). Invisible astronomy. J. B. Lippincott.

Chicago Style (17th ed.) Citation

Ronan, C.A. Invisible Astronomy. Philadelphia: J. B. Lippincott, 1972.

MLA (9th ed.) Citation

Ronan, C.A. Invisible Astronomy. J. B. Lippincott, 1972.

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