Bacon, Earl I
Hand book on extension for extension workers of Kerala - Trivandrum, Govt: Press 1959 - 117
Farm workers- Kerala/ Agricultural extension services- Kerala
630. 715 054 83 BAC
100
Hand book on extension for extension workers of Kerala - Trivandrum, Govt: Press 1959 - 117
Farm workers- Kerala/ Agricultural extension services- Kerala
630. 715 054 83 BAC
100