TY - BOOK AU - Wain,G.T. TI - Mathematical education SN - 0442301413 AV - QA12 .M37 U1 - 510/.7/1 PY - 1978/// CY - New York PB - Van Nostrand Reinhold Co. KW - Mathematics KW - Study and teaching N1 - Includes bibliographical references and index ER -