Studies in Extension Education
Sinha, P. R. R.
Studies in Extension Education - Hyderabad National Institute of Community Development 1972 - 151
Agriculture and related technologies
Technology (Applied sciences)
Agricultural extension work
630.717 / S48S
Studies in Extension Education - Hyderabad National Institute of Community Development 1972 - 151
Agriculture and related technologies
Technology (Applied sciences)
Agricultural extension work
630.717 / S48S