00764nam0-22002771i-450-9900029650604033210-7619-1126-x000296506FED01000296506(Aleph)000296506FED0100029650620000920d1999----km-y0itay50------baENGVariations organization scienceJoel A.C.BaumBill McKelveyThousand OaksSAGE1999xii , 452 p.24 cmBaum,Joel A. C.118024McKelvey,BillITUNINARICAUNIMARCBK9900029650604033211-7-726-TI6994ECAECAVariations organization science465967UNINAING01