TY  - BOOK
AU  - Lawrence O. Roth
AU  -  Harry L. Field, 
TI  - Introduction to Agricultural Engineering : A Problem Solving Approach
SN  - 81-239-0471-1
U1  - 631.3 
PY  - 1996///
CY  - New Delhi
PB  - CBS Publishers and Distributors
ER  -