APA
Crul M., Heering L., Crul M. & Heering L. (2008). The Position of the Turkish and Moroccan Second Generation in Amsterdam and Rotterdam. : Amsterdam University Press.
Chicago
Crul Maurice, Heering Liesbeth, Crul Maurice and Heering Liesbeth. 2008. The Position of the Turkish and Moroccan Second Generation in Amsterdam and Rotterdam. : Amsterdam University Press.
Harvard
Crul M., Heering L., Crul M. and Heering L. (2008). The Position of the Turkish and Moroccan Second Generation in Amsterdam and Rotterdam. : Amsterdam University Press.
MLA
Crul Maurice, Heering Liesbeth, Crul Maurice and Heering Liesbeth. The Position of the Turkish and Moroccan Second Generation in Amsterdam and Rotterdam. : Amsterdam University Press. 2008.