Open AccessA Comparative Study on School Textbook System
Author(s) -
Gilsang Lee
Publication year - 2009
Publication title -
jungdeung gyoyug yeon'gu
Language(s) - English
Resource type - Journals
ISSN - 1598-5202
DOI - 10.25152/ser.2009.57.2.31
Subject(s) - mathematics education , psychology