APA (7th ed.) Citation

Constandse, A., Chorus, B., & Westen, F. (1977). Veiligheid. Rotterdam: Ram.

Chicago Style (17th ed.) Citation

Constandse, Anton, Boudewijn Chorus, and Ferdie Westen. Veiligheid. Rotterdam: Ram, 1977.

MLA (8th ed.) Citation

Constandse, Anton, et al. Veiligheid. Rotterdam: Ram, 1977.