APA (7th ed.) Citation

Hoyle,Fred. (1963). Frontiers of astronomy. Mercury Books.

Chicago Style (17th ed.) Citation

Hoyle,Fred. Frontiers of Astronomy. Mercury Books, 1963.

MLA (9th ed.) Citation

Hoyle,Fred. Frontiers of Astronomy. Mercury Books, 1963.

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