Ducks — Audiobooks
Ducks and Geese
by Harry M. Lamon, Rob R. (Rob Roy) Slocum
Natural and Artificial Duck Culture
by James Rankin
L'anatra: Allevamento per la produzione della carne
by Carlo Alberto Gonin
Ducks and Geese: Standard Breeds and Management
by George E. (George Ellsworth) Howard
Wild Ducks: How to Rear and Shoot Them
by W. Coape Oates