APA (7e ed.) Bronvermelding

Roberts, A. M. (2009). Something has to happen next. University of Iowa Press.

Chicago (17e ed.) Bronvermelding

Roberts, Andrew Michael. Something Has to Happen Next. Iowa City: University of Iowa Press, 2009.

MLA (9e ed.) Bronvermelding

Roberts, Andrew Michael. Something Has to Happen Next. University of Iowa Press, 2009.