TY  - BOOK
AU  - Evans,Everett F.
AU  - Donahue,Roy Luther
TI  - Exploring agriculture
AV  - S495 .E9
U1  - 630 
PY  - 1957///
CY  - Englewood Cliffs, N.J.
PB  - Prentice-Hall
KW  - Agriculture
N1  - Includes bibliographies
ER  -