APA (7th ed.) Citation

Roberts, R. J., & Shepherd, C. J. (1997). Handbook of trout and salmon diseases (3a. ed.). Fishing News Books.

Chicago Style (17th ed.) Citation

Roberts, Ronald J., and C. Jonathan Shepherd. Handbook of Trout and Salmon Diseases. 3a. ed. Oxford: Fishing News Books, 1997.

MLA (9th ed.) Citation

Roberts, Ronald J., and C. Jonathan Shepherd. Handbook of Trout and Salmon Diseases. 3a. ed. Fishing News Books, 1997.