TY  - BOOK
AU  - Harold K. Wilson
TI  - Grain crops
U1  - 633.1 
PY  - 1955///
CY  - New York
PB  - Mc Graw Hill Book Company
N1  - Harold K. Wilson: Grain crops.  New York.  Mc Graw Hill Book Company, 1955.--(633.1WIL)
ER  -