TY  - BOOK
AU  - Petersen, W.E
AU  - Gregory, R.W
TI  - Dairy Science: its principle & practice
U1  - 637 
PY  - 1950///
CY  - Chicago
PB  - J.B. Lippincott Company
KW  - Agriculture and related technologies
KW  - Technology (Applied sciences)
ER  -