000			00391nam a2200157Ia 4500
008			230711s9999||||xx |||||||||||||| ||und||
041			_aENG
082			_a20 _bKR-R
100			_aKrishan Kumar
245		0	_aReference service
250			_a1st Ed.
260			_c1991 _aNew DElhi _bVikas Publishing House Pvt Ltd.
300			_a431
650			_aLibrary and Information Science
942			_cBK
999			_c1676 _d1676