Roberts, R. J., & Shepherd, C. J. (1997). Handbook of trout and salmon diseases (3a. ed.). Fishing News Books.
Citazione stile Chigago Style (17a edizione)Roberts, Ronald J., e C. Jonathan Shepherd. Handbook of Trout and Salmon Diseases. 3a. ed. Oxford: Fishing News Books, 1997.
Citatione MLA (9a ed.)Roberts, Ronald J., e C. Jonathan Shepherd. Handbook of Trout and Salmon Diseases. 3a. ed. Fishing News Books, 1997.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.