Ewing, W. R. (1941). Handbook of poultry nutrition for the use of feed manufacturers, feed dealers, feed salesmen and service men, veterinarians, hatcherymen, breeders and poultrymen.: A text and reference book for students and all persons interested in poultry feeds and feeding (1st printed ed.). W. R. Ewing.
Chicago Style (17th ed.) CitationEwing, W. Ray. Handbook of Poultry Nutrition for the Use of Feed Manufacturers, Feed Dealers, Feed Salesmen and Service Men, Veterinarians, Hatcherymen, Breeders and Poultrymen.: A Text and Reference Book for Students and All Persons Interested in Poultry Feeds and Feeding. 1st printed ed. Upper Montclair, N.J.: W. R. Ewing, 1941.
MLA (9th ed.) CitationEwing, W. Ray. Handbook of Poultry Nutrition for the Use of Feed Manufacturers, Feed Dealers, Feed Salesmen and Service Men, Veterinarians, Hatcherymen, Breeders and Poultrymen.: A Text and Reference Book for Students and All Persons Interested in Poultry Feeds and Feeding. 1st printed ed. W. R. Ewing, 1941.