000 00354nam a22001457a 4500
005 20220421132259.0
008 220421b |||||||| |||| 00| 0 eng d
041 _aEnglish
082 _223rd.ed
100 _aSingh, M.B
245 _aDifferential calculas
260 _aKathmandu:
_bSukunda Publications;
_c2062.
300 _a197p.illus
942 _2ddc
_cBK
999 _c677
_d677