TY  - BOOK
AU  - Yadav,J.S.
TI  - Evaluation of agricultural extension: a study of Haryana 
SN  - 8170223865 
U1  - 630.715 22
PY  - 1992///
CY  - New Delhi
PB  - Concept Pub. Co.
KW  - Agricultural productivity
KW  - India
KW  - Haryana
KW  - Agricultural extension work
KW  - Evaluation
N1  - Includes bibliographical references and  index
ER  -