APA (7th ed.) Citation

(1969). Zentralblatt für Didaktik der Mathematik: ZDM ; MATHDI, MATHEDUC = International reviews on mathematical education. FIZ Karlsruhe.

Chicago Style (17th ed.) Citation

Zentralblatt Für Didaktik Der Mathematik: ZDM ; MATHDI, MATHEDUC = International Reviews on Mathematical Education. Eggenstein-Leopoldshafen: FIZ Karlsruhe, 1969.

MLA (9th ed.) Citation

Zentralblatt Für Didaktik Der Mathematik: ZDM ; MATHDI, MATHEDUC = International Reviews on Mathematical Education. FIZ Karlsruhe, 1969.

Warning: These citations may not always be 100% accurate.