APA (7e ed.) Bronvermelding
Radder, H. (2006). The world observed, the world conceived. University of Pittsburgh Press.
Chicago (17e ed.) Bronvermelding
Radder, Hans. The World Observed, the World Conceived. Pittsburgh, Pennsylvania: University of Pittsburgh Press, 2006.
MLA (9e ed.) Bronvermelding
Radder, Hans. The World Observed, the World Conceived. University of Pittsburgh Press, 2006.
Let op: Deze citaties zijn niet altijd 100% accuraat.