000 002990000a22001210004500
245 _aWorker's participation in management
110 _aSri Lanka Foundation Institute
260 _aColombo
_bSLFI
_c1977
300 _a104p. : photos.
080 _a35.081.73
_bS7
041 _aEN
942 _cBK
999 _c109495
_d109495