(1989). Poultry houses and appliances: With special chapters on outdoor brooders or chick rearers with 219 illustrations. Nimrod Press.
Chicago-referens (17:e uppl.)Poultry Houses and Appliances: With Special Chapters on Outdoor Brooders or Chick Rearers with 219 Illustrations. Hampshire: Nimrod Press, 1989.
MLA-referens (8:e uppl.)Poultry Houses and Appliances: With Special Chapters on Outdoor Brooders or Chick Rearers with 219 Illustrations. Nimrod Press, 1989.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.