APA (7th ed.) Citation

Colville, J. (1976). Footprints in time / (by) John Colville. Gollancz.

Chicago Style (17th ed.) Citation

Colville, John. Footprints in Time / (by) John Colville. London: Gollancz, 1976.

MLA (9th ed.) Citation

Colville, John. Footprints in Time / (by) John Colville. Gollancz, 1976.

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