Klose, Orval M.
The number systems and operations of arithmetic : an explanation of the fundamental principles of mathematics which underlie the understanding and use of arithmetic, designed for in-service training of elementary school teachers and pre-service training of elementary school teacher candidates / Orval M. Klose. - 1st ed. - Oxford : Pergamon Press, 1966. - xi, 265 p. : ill. - The Commonwealth and international library. Mathematics division. . - Commonwealth and international library of science and technology, engineering, and liberal studies. Mathematics division. .
Arithmetic--Foundations.
The number systems and operations of arithmetic : an explanation of the fundamental principles of mathematics which underlie the understanding and use of arithmetic, designed for in-service training of elementary school teachers and pre-service training of elementary school teacher candidates / Orval M. Klose. - 1st ed. - Oxford : Pergamon Press, 1966. - xi, 265 p. : ill. - The Commonwealth and international library. Mathematics division. . - Commonwealth and international library of science and technology, engineering, and liberal studies. Mathematics division. .
Arithmetic--Foundations.