APA Style

HAR, Y, B. (2010). BAR MODELING A PROBLEM-SOLVING TOOL / TEACHING TO MASTERY MATHEMATICS . SINGAPORE: MARSHALL CAVENDISH EDUCATION.

MLA Style

HAR, YEAP, BAN. "BAR MODELING A PROBLEM-SOLVING TOOL / TEACHING TO MASTERY MATHEMATICS". SINGAPORE: MARSHALL CAVENDISH EDUCATION, 2010. Text.