TY  - BOOK
AU  - Murphy , Josette
AU  - Sprey , Leendert H
TI  - Introduction to farm surveys
SN  - 9070260905
U1  - 631 
PY  - 1986///
CY  - Netherlands
PB  - ILRI
KW  - AGRICULTURE
KW  - FARM SURVEYS
ER  -