000 00299nam a2200121Ia 4500
008 220201s1992 xx 000 0 eng d
082 _a621.38195
_bCOL
100 _aColumbus,L
245 0 _aLearn Harvard Graphics 3.0
260 _bBPB Publications
_aNew Delhi
_c1992
300 _a120p.
942 _2ddc
999 _c7777
_d7777