Butler, Charles H.
The teaching of secondary mathematics / Charles H. Butler and Frank Lynwood Wren. - 4th ed. - New York : McGraw-Hill, c 1965. - 613 p. : ill. ; 24 cm. - Curriculum and methods in education. .
Includes index.
Bibliography : p. 602-604
338 338
Mathematics.
510.7 / B976t
The teaching of secondary mathematics / Charles H. Butler and Frank Lynwood Wren. - 4th ed. - New York : McGraw-Hill, c 1965. - 613 p. : ill. ; 24 cm. - Curriculum and methods in education. .
Includes index.
Bibliography : p. 602-604
338 338
Mathematics.
510.7 / B976t