TY - BOOK AU - Ma, Liping TI - Knowing and Teaching Elementary Mathematics : : teacher's understanding of fundamental mathematics in China and the United States U1 - 372.70973 LIP PY - 1999/// CY - Mahwah PB - : Lawrence Erlbaum Associates KW - Comparative Education KW - , Mathematics--Study and teaching KW - , United States KW - , Archive KW - , and Knowing and teaching elementary mathematics ER -