000 00498nam a22001817a 4500
003 OSt
005 20170707115909.0
008 170707b xxu||||| |||| 00| 0 eng d
020 _a0273314564
040 _aLB-BrCRDP
082 _a029.5 P685f
110 _aA Pitman Programmed Text
245 _aFiling and Indexing
260 _aEngland
_bUnwin Brothers Limited
_c1971
300 _a76p
_c15cm
520 _aProgrammed Learning. The Alphabetical Sustem. Maintaining Files
942 _2ddc
_cBK
999 _c17372
_d17372