National Education Association of the United States & Vochko, L. E. (1979). Manipulative activities and games in the mathematics classroom. National Educational Association.
Chicago Style (17th ed.) CitationNational Education Association of the United States and Lee E. Vochko. Manipulative Activities and Games in the Mathematics Classroom. Washington: National Educational Association, 1979.
MLA (9th ed.) CitationNational Education Association of the United States and Lee E. Vochko. Manipulative Activities and Games in the Mathematics Classroom. National Educational Association, 1979.
Warning: These citations may not always be 100% accurate.