Wat heet oud?

MLA

Comfort, Alex, Ellen Koomen, and Michael Leonard. Wat Heet Oud?. Helmond: Helmond, 1979.

APA

Comfort, A., Koomen, E., & Leonard, M. (1979). Wat heet oud?. Helmond: Helmond.

Chicago

Comfort, Alex, and Michael Leonard. Wat Heet Oud?. Translated by Ellen Koomen. Helmond: Helmond, 1979.