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.
Let op: Deze citaties zijn niet altijd 100% accuraat.