000 00562 a2200253 4500
001 123429
020 _a0-471-46995-53
041 _aeng
080 _a002:681.3 Ken
245 _aInformation analysis and retrieval
250 _a
260 _aNew York
260 _bBecker and Hayes,
260 _c1971
300 _axiii,367 p.
300 _c23 cm
490 _aComputer-aided chemical engineering ; 21 B
100 _aKent, Allen
700 _a
650 _a
650 _aInformation storage and retrieval systems
942 _cBK
942 _2UDC
999 _c78416
_d78416