APA

National society for the study of education. Committee on Mathematics Education, . (1970). Mathematics education. Chicago, Ill: University of Chicago Press.

Chicago

National society for the study of education. Committee on Mathematics Education, . 1970. Mathematics education. Chicago, Ill: University of Chicago Press.

Harvard

National society for the study of education. Committee on Mathematics Education, . (1970). Mathematics education. Chicago, Ill: University of Chicago Press.

MLA

National society for the study of education. Committee on Mathematics Education, . Mathematics education. Chicago, Ill: University of Chicago Press. 1970.