00346nam a22001337a 4500003000400000005001700004008004100021020001800062040000800080100002200088245004700110250002400157260003100181OSt20160527113505.0160527b        xxu||||| |||| 00| 0 eng d  a9780538493635  cN/A  aRicardo.D. Fierro  aMathematics for elementary school Teachers  ainstructors edition  aU.S.AbBrooks /Cole c2013