Unesco fellowship study tour report; 15th September,1978 to 15th March,1979
DHINGRA, D. P
Unesco fellowship study tour report; 15th September,1978 to 15th March,1979 - Ludhiana 1979 - 1v (various pagings)
AGRICULTURAL ENGINEERING -- STUDY AND TEACHING
AGRICULTURAL ENGINEERING -- STUDY AND TEAC
631.307 D38U
Unesco fellowship study tour report; 15th September,1978 to 15th March,1979 - Ludhiana 1979 - 1v (various pagings)
AGRICULTURAL ENGINEERING -- STUDY AND TEACHING
AGRICULTURAL ENGINEERING -- STUDY AND TEAC
631.307 D38U