@BOOK{ Book!D - 103136894,
AUTHOR = "Erna Yackel, Koeno Gravemeijer (auth.), Anna Sfard, Koeno Gravemeijer, Erna Yackel (eds.)",
TITLE = "A Journey in Mathematics Education Research: Insights from the Work of Paul Cobb",
LIBRARY= "کتابخانه مرکزی و مرکز اسناد دانشگاه کردستان",
SUBJECT = "EDUCATIONAL RESEARCH&EDUCATION",
URL = "/book/103136894/A-Journey-in-Mathematics-Education-Research-Insig/"}