APA (7th ed.) Citation

Debroux, J., Grafiek, Elcker-Ik, & Laureysen, L. (1987). af011138: Open School.

Chicago Style (17th ed.) Citation

Debroux, Jacques, Grafiek, Elcker-Ik, and Leo Laureysen. Af011138: Open School. 1987.

MLA (8th ed.) Citation

Debroux, Jacques, et al. Af011138: Open School. 1987.