APA (7th ed.) Citation

Korossy, K., & Held, T. (2001). Theory-based knowledge modeling in a subdomain of elementary algebra. Zeitschrift für Psychologie, 209(3), . https://doi.org/10.1026//0044-3409.209.3.277

Chicago Style (17th ed.) Citation

Korossy, Klaus, and Theo Held. "Theory-based Knowledge Modeling in a Subdomain of Elementary Algebra." Zeitschrift Für Psychologie 209, no. 3 (2001). https://doi.org/10.1026//0044-3409.209.3.277.

MLA (9th ed.) Citation

Korossy, Klaus, and Theo Held. "Theory-based Knowledge Modeling in a Subdomain of Elementary Algebra." Zeitschrift Für Psychologie, vol. 209, no. 3, 2001, https://doi.org/10.1026//0044-3409.209.3.277.