Donald Lay J R, Ebehard Von Borell, & Solon A Ewing. (1999). Farm Animal Well-Being Stress Physiology, animal behavior, and environmental design (1.). New Jersey.
Styl ChicagoDonald Lay J R, Ebehard Von Borell, a Solon A Ewing. Farm Animal Well-Being Stress Physiology, Animal Behavior, and Environmental Design. 1. New Jersey, 1999.
Citace podle MLADonald Lay J R, et al. Farm Animal Well-Being Stress Physiology, Animal Behavior, and Environmental Design. 1. New Jersey, 1999.
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