Extension communication and management /
Ray, G. L.
Extension communication and management / G. L. Ray. - 4th ed. - India : Naya Prokash Publications, 2001 - 325 p. : figs, ; 25 cm.
Includes bibliography and index.
Extension communication.
307..76 / RAE
Extension communication and management / G. L. Ray. - 4th ed. - India : Naya Prokash Publications, 2001 - 325 p. : figs, ; 25 cm.
Includes bibliography and index.
Extension communication.
307..76 / RAE
