Research in agricultural extension, 2 vols
Singh, Baldeo and Sharma, Poonam, ed
Research in agricultural extension, 2 vols - New Delhi IARI, Division of Agricultural Extension - v.1: 134p.; v.2: 278
63(071.7)(072) / R311
Research in agricultural extension, 2 vols - New Delhi IARI, Division of Agricultural Extension - v.1: 134p.; v.2: 278
63(071.7)(072) / R311