TY  - BOOK
AU  - J. Paul Leagans
AU  -  Charles P. Loomis, 
TI  - Behavioral change in agriculture
U1  - 630.715 
PY  - 1971///
CY  - London
PB  - Carnell University Press
N1  - J. Paul Leagans & Charles P. Loomis: Behavioral change in agriculture.  London.  Carnell University Press, 1971.--(630.715LEA)
ER  -