Cita APA (7th ed.)

National Society for the Study of Education. Committee on Mathematics Education & Begle, Edward G. (1970). Mathematics education. NSSE.

Cita Chicago (17th ed.)

National Society for the Study of Education. Committee on Mathematics Education i Edward G. Begle. Mathematics Education. Chicago: NSSE, 1970.

Cita MLA (9th ed.)

National Society for the Study of Education. Committee on Mathematics Education i Edward G. Begle. Mathematics Education. NSSE, 1970.

Atenció: Aquestes cites poden no estar 100% correctes.