Cathcart, W. G. (1977). The Mathematics laboratory: Readings from the Arithmetic teacher. National Council of Teachers of Mathematics.
Chicago Style (17th ed.) CitationCathcart, W. George. The Mathematics Laboratory: Readings from the Arithmetic Teacher. Reston, Va.: National Council of Teachers of Mathematics, 1977.
MLA (9th ed.) CitationCathcart, W. George. The Mathematics Laboratory: Readings from the Arithmetic Teacher. National Council of Teachers of Mathematics, 1977.
Warning: These citations may not always be 100% accurate.