APA (7th ed.) Citation

van der Meulen, S., Oosterhof, M., & Oosterman, E. (1991). Contracting into Europe. Amsterdam.

Chicago Style (17th ed.) Citation

van der Meulen, Simone, Monique Oosterhof, and Els Oosterman. Contracting into Europe. Amsterdam, 1991.

MLA (8th ed.) Citation

van der Meulen, Simone, et al. Contracting into Europe. Amsterdam, 1991.