APA (7th ed.) Citation

de Jong, R., Radius, S., & Bronsveld, C. (1984). Arbeids Ethos. 's-Gravenhage: De As.

Chicago Style (17th ed.) Citation

de Jong, Rudolf, Simon Radius, and Cees Bronsveld. Arbeids Ethos. 's-Gravenhage: De As, 1984.

MLA (8th ed.) Citation

de Jong, Rudolf, et al. Arbeids Ethos. 's-Gravenhage: De As, 1984.