000 00260nam a2200097Ia 4500
008 190719s9999 xx 000 0 und d
100 _aP. S. G. Kumar
245 0 _aLibrary and Users : Theroy and Pratice
260 _aDelhi
_bB.R. Publi. corp.
_c2004
942 _cBK
999 _c11686
_d11686