Wichai Bunchua. (1968). Modern concepts and methods in grade I mathematics: A proposed syllabus for elementary school mathematics.
Chicago Style (17th ed.) CitationWichai Bunchua. Modern Concepts and Methods in Grade I Mathematics: A Proposed Syllabus for Elementary School Mathematics. 1968.
MLA (9th ed.) CitationWichai Bunchua. Modern Concepts and Methods in Grade I Mathematics: A Proposed Syllabus for Elementary School Mathematics. 1968.
Warning: These citations may not always be 100% accurate.