00330nam a2200121 a 4500008004100000050001900041100003000060245002400090246003400114260003100148300002000179350000900199120416s1974    ||||||||||||||||| ||    u  aT 58.6.C76 Eld  aEldin, Hamed Kamal, 1935-10aInformation systems  aa management science approach  aNew YorkbPetrocellic1974  aix, 267p. : ill  a0.00