APA (7th ed.) Citation

Freeth, N., Clayton, M., Clucas, P., & Sutherland, N. (2006). The illustrated directory of guitars. Colin Gower Enterprises Ltd..

Chicago Style (17th ed.) Citation

Freeth, Nick, Marie Clayton, Philip Clucas, and Neil Sutherland. The Illustrated Directory of Guitars. Kent: Colin Gower Enterprises Ltd., 2006.

MLA (9th ed.) Citation

Freeth, Nick, et al. The Illustrated Directory of Guitars. Colin Gower Enterprises Ltd., 2006.