00371nam a2200133Ia 4500008004100000041000800041080001800049100002000067245007900087260001100166300001800177003000900195040003300204180921t1975    xxu||||| |||| 00| 0 eng d  aeng  a(x)639.2bALE  aAlexander, Paul  aInnovation in a cultural vacuum : The mechanization of Sri lanka fisheries  bc1975  a344p.,  28 cmLK-CoDNM  aLK-CoDNMdLK-CoDNMeLK-CoDNM