000			00438nam a22001937a 4500
015			_a508
041			_a1
080			_a62.004 _bRYA
100			_aRyan, P.W.S.
245			_aEngineering administration
260			_aAngus and Robertson Ltd _bLondon _c1959
300			_a78p. _bTable
650			_aEngineering
852			_a2L-2-1
999			_c297 _d297