Dairy cattle: Principles, practices, problems, profits

gan Donald L Bath, Frank N Dickinson
Cyhoeddwyd 1972

Dairy cattle : principles practices,problems,profits

gan Donald L Bath, Frank N Dickinson
Cyhoeddwyd 1977

Dairy cattle principles,practices,problems,profits

gan `, Donal L Bath, Frank N Dickinson
Cyhoeddwyd 1978

Dairy cattle: principles,practices,problems,profits

gan donald L Bath, Frank N Dickinson
Cyhoeddwyd 1985

Dairy cattle : principles practices,problems,profits

gan Donald L Bath, Frank N Dickinson
Cyhoeddwyd 1977

Dairy cattle : principles practices,problems,profits

gan Donald L Bath, Frank N Dickinson
Cyhoeddwyd 1977

Dairy Cattle: Principles, Practices, Problems, Profits

gan Frank N Dickinson Donald L. Bath
Cyhoeddwyd 1972

Dairy cattle : principles practices, problems, profits

gan Donald L Buth, Frank n Dickinson, Richard C Foley
Cyhoeddwyd 1972

Daisy cattle : principles, practies, problems, profils

gan Donald L Buth, Frank n dickinson, Richard C Foley
Cyhoeddwyd 1972