APA
Backman Lars Ed, Congress Proceedings (27 : 2000 : Stockholm) & Hofsten Claes Von Ed. (2002). Psychology at the turn of the millennium. Sussex: Psychology Press.
Chicago
Backman Lars Ed, Congress Proceedings (27 : 2000 : Stockholm) and Hofsten Claes Von Ed. 2002. Psychology at the turn of the millennium. Sussex: Psychology Press.
Harvard
Backman Lars Ed, Congress Proceedings (27 : 2000 : Stockholm) and Hofsten Claes Von Ed. (2002). Psychology at the turn of the millennium. Sussex: Psychology Press.
MLA
Backman Lars Ed, Congress Proceedings (27 : 2000 : Stockholm) and Hofsten Claes Von Ed. Psychology at the turn of the millennium. Sussex: Psychology Press. 2002.
