Dairy farming W.F. Petersen and A.M. Field.
Petersen, W.E.
Dairy farming W.F. Petersen and A.M. Field. - Chicago J.B. Lippincott 1953 - viii, 534p.: ill.
Dairy farming.
637 / P43D
Dairy farming W.F. Petersen and A.M. Field. - Chicago J.B. Lippincott 1953 - viii, 534p.: ill.
Dairy farming.
637 / P43D