Studies in extension education
Sinha, P.R.R., ed.
Studies in extension education edited by P.R.R. Sinha - Hyberabad National Institute of Community Development 1972 - vii, 151 p.; 24cm.
378.1554 S64S
Studies in extension education edited by P.R.R. Sinha - Hyberabad National Institute of Community Development 1972 - vii, 151 p.; 24cm.
378.1554 S64S