000 00317 am a2200121 a 4500
100 1 _aSilas, E.G.
245 1 _aPearl culture training
260 _aCochin
_c1977
300 _a1-39 p.
942 _2udc
_cB
440 _aPearl Central Marine Fisheries Research Institutue. Special Publication No. 1
901 _aS30426
999 _c110734
_d110734