TY  - BOOK
AU  - J.Norman Efferson
TI  - Principles of farm management
U1  - 658.93 
PY  - 1953///
CY  - New York
PB  - McGraw Hill Book Co, Inc.
N1  - J.Norman Efferson: Principles of farm management.  New York.  McGraw Hill Book Co, Inc., 1953.--(658.93EFF)
ER  -