000 00424nam a22001817a 4500
999 _c252
_d252
003 OSt
005 20240801165719.0
008 180831b xxu||||| |||| 00| 0 eng d
020 _a3rd ed.
040 _aOCLC
_bEnglish
082 _223
_a301.302
_bGUP
100 _aGupta,P.K.
245 _aPopulation Education
250 _a3rd ed.
260 _aMeerut,
_bSurya publication
300 _aviii,394p.
_c21cm
942 _2ddc
_cBK