000 00373nam a2200145Ia 4500
003 LDD
020 _a0887363458
040 _cLDD
082 _a025.524 Sa17O
100 _aSaffady, William
245 0 _aOptical disks vs micrographics as document storage and retrieval technologies
_cWilliam Saffady
260 _aLondon
_bMackler
_c1988
300 _a106p.
942 _2ddc
_cG
999 _c6520
_d6520