APA (7th ed.) Citation

Bigon, M., & Regazzoni, G. (1983). The Century guide to knots: For sailing, fishing, camping, climbing. Century.

Chicago Style (17th ed.) Citation

Bigon, Mario, and Guido Regazzoni. The Century Guide to Knots: For Sailing, Fishing, Camping, Climbing. London: Century, 1983.

MLA (9th ed.) Citation

Bigon, Mario, and Guido Regazzoni. The Century Guide to Knots: For Sailing, Fishing, Camping, Climbing. Century, 1983.