TY  - BOOK
AU  - Petersen, W.E.
AU  - Field, A.M.
TI  - Dairy farming: W.F. Petersen and A.M. Field
U1  - 637 
PY  - 1953///
CY  - Chicago
PB  - J.B. Lippincott
KW  - Dairy farming
ER  -