APA
Feder G., Slade Roger, . (1984). Aspects Of The Training And Visit System Of Agricultural Extension In India. Washigton: World Bank.
Chicago
Feder Gershon, Slade Roger, . 1984. Aspects Of The Training And Visit System Of Agricultural Extension In India. Washigton: World Bank.
Harvard
Feder G., Slade Roger, . (1984). Aspects Of The Training And Visit System Of Agricultural Extension In India. Washigton: World Bank.
MLA
Feder Gershon, Slade Roger, . Aspects Of The Training And Visit System Of Agricultural Extension In India. Washigton: World Bank. 1984.