MLA

Dierckx, D, W Kerstens, and Jan Vranken. Qualitative Data Collection (d10). Antwerpen: OASeS, .

APA

Dierckx, D., Kerstens, W., & Vranken, J. Qualitative data collection (D10). Antwerpen: OASeS.

Chicago

Dierckx, D., W Kerstens, and Jan Vranken. Qualitative Data Collection (D10). Antwerpen: OASeS.