00370nam a2200121Ia 4500008004100000040001700041082002100058100001500079245005100094260002800145300001300173650006200186190328s9999||||xx |||||||||||||| ||und||  aNITILcNITIL  221sta338bS742E  aSpeight, H 0aEconomics and industrial efficiencycH Speight  aLondonbMacmillanc1962  ax, 262p.  aProductivity; Industrial efficency; Industrial management