TY - BOOK AU - Billstein,Rick AU - Libeskind,Shlomo AU - Lott,Johnny W. TI - A problem solving approach to mathematics for elementary school teachers SN - 0321331796 : U1 - 372.7 22 PY - 2007/// CY - Boston, London PB - Pearson Addison Wesley KW - Mathematics KW - Study and teaching (Elementary) KW - Problem solving N1 - Includes bibliographical references and index ER -