000 002860000a22001210004500
245 _aColloquium on intra-regional technician training ; 1969
110 _aColombo Plan Bureau
260 _aColombo
_c1969
300 _a204 p.
080 _a373.62
_bC6
041 _aEN
942 _cBK
999 _c106085
_d106085