Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (8th ed.)

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