Second nature environmental enrichment for captive animals
David J Shepherdson; Jill D Mellen; Michael Hutchins; Conference on Environmental Enrichment (1st 1993 Metro Washington Park Zoo, Portland, Oregon)
Washington Smithsonian Institution Press c1998
Localização: FMVZ - Fac. Med. Vet. e Zootecnia (SF408 S548s 1998 e.3 ) e outros locais(Acessar)