Adams M E
Agricultural extension in developing countries - U K Longman 1982 - 108 Pages - Intermediate tropical agriculture series .
582650259
Data collection
Innovation
Inservice training
Mass media
Planning phase
302.2 / ADA/AG
Agricultural extension in developing countries - U K Longman 1982 - 108 Pages - Intermediate tropical agriculture series .
582650259
Data collection
Innovation
Inservice training
Mass media
Planning phase
302.2 / ADA/AG