=LDR            22        4500
=001  6453
=082  04$a658.403 ACK
=100  1\$aAckoff, R.L.
=245  10$aFundamentals of Operations Research
=260  \\$aChichester :$bWiley,$c1968
=650  \0$aBooks
=852  \\$bGeography Basement$h658.403 ACK