Developmen), O. (. f. E. C. a. (1963). Mathematics to-day: A guide for teachers. OECD.
Chicago Style (17th ed.) CitationDevelopmen), OECD (Organisation for Economic Co-operation and. Mathematics To-day: A Guide for Teachers. OECD, 1963.
MLA (8th ed.) CitationDevelopmen), OECD (Organisation for Economic Co-operation and. Mathematics To-day: A Guide for Teachers. OECD, 1963.
Warning: These citations may not always be 100% accurate.