TY  - BOOK
AU  - Cohen,Ruth L.
TI  - The history of milk prices : : an analysis of the factors affecting the prices of milk and milk products
PY  - 1936///
CY  - Oxford : 
PB  - Agricultural Economics Research Institute, 
KW  - ECONOMIA
KW  - LEMB
KW  - HISTORIA
KW  - LIBRO
ER  -