APA (7th ed.) Citation

(1990). Zentralblatt für Didaktik der Mathematik: ZDM = International reviews on mathematical education. FIZ.

Chicago Style (17th ed.) Citation

Zentralblatt Für Didaktik Der Mathematik: ZDM = International Reviews on Mathematical Education. Eggenstein-Leopoldshafen: FIZ, 1990.

MLA (9th ed.) Citation

Zentralblatt Für Didaktik Der Mathematik: ZDM = International Reviews on Mathematical Education. FIZ, 1990.

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