000 00284nam a22001097a 4500
003 OSt
008 230612b |||||||| |||| 00| 0 eng d
100 _aMathur, L.M.
245 _aPrinciples & Tech. for Edl & Lib. display & Exhilib
260 _aNew Delhi
_bINTA
_c1970
942 _2ddc
_cBK
999 _c27590
_d27590