000 00339 a2200121 4500
080 _a371.335
_bA 285 P
245 1 _aPreparing graphic aids
_cby S.L. Ahluwalia
260 _aNew Delhi
_bNational Council of Educational Research and Training
_c1965
650 _aGraphic Aids
100 1 _aAhluwalia, S.L.
300 _a28 p.
901 _a103094
999 _c23432
_d23432