APA (7th ed.) Citation

Rock, P. (1981). Circles of time. Hodder & Stoughton.

Chicago Style (17th ed.) Citation

Rock, Phillip. Circles of Time. London: Hodder & Stoughton, 1981.

MLA (8th ed.) Citation

Rock, Phillip. Circles of Time. Hodder & Stoughton, 1981.

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