00444nam a22001697a 4500020001800000041001300018082001300031100002700044245004700071250001600118260005300134300000900187700001300196700002200209700002500231700001800256  a9789937744775  aEnglish   a511bPRI  aParajuli, Purushottam   aPrinciples Of Basic Mathematics Grade XII   aRevised Ed   aKathmandu bAdvance Saraswati Prakashan c2080BS  a424p  aJha, N.N  aSharma, Tribhuwan  aThapa, Dhan Bahadur   aSharma, Prem