00301nam a2200121Ia 4500100001600000250000600016654001500022245007000037260003900107082001300146300000800159546001200167  aBittel/L.R   a5  asupervisor  aWhat every supervisor should know:Basis of supervisory Management  bTata Mc Graw hillaNew Delhic1990  a658bBIT  a658  aENGLISH