Yazar
William Arthur Hagan
8 cilt bulundu.
William Arthur Hagan · Comstock Pub. Associates
951 sayfa · 1988
Animals, Domestic / Communicable diseases / Communicable diseases in animals / Domestic animals / Microbiology
William Arthur Hagan · Baillière, Tindall & Cassell
1105 sayfa · 1966
Animal Diseases / Communicable diseases / Communicable diseases in animals / Veterinary / Veterinary microbiology
William Arthur Hagan · Comstock Publishing
968 sayfa · 1951
Communicable diseases in animals / Livestock / Diseases
William Arthur Hagan · Edwards brothers, inc.
120 sayfa · 1933
Bacteriology / Laboratory manuals / Pathogenic bacteria / Veterinary bacteriology / Immunity
William Arthur Hagan · Comstock Publishing Associates
951 sayfa · 1988
Communicable diseases in animals
William Arthur Hagan · Comstock publishing company, inc.
665 sayfa · 1943
Communicable diseases in animals / Veterinary microbiology