00581nam a2200169Ia 4500082002200000100005500022245010200077260003600179300001700215500000500232653000600237700002400243952010300267964001700370921000900387999001500396  a658.4034bC748.OR  aConference on "Operational Research", Venice, 1969  aOperational research; proceedings of fifth IFORS international conferencebcEd. by John Lawrence  aLondonbTavistock Publns.c1979  acxxvi, 855p.  a  a   aLawrence John ; ed.  00104070aISIbISId1998-09-09l0o658.4034 C748.ORpDP4545r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a9685  c9685d9685