APA (7e ed.) Bronvermelding

COSMOS. (2006). THE OUTRAGEOUSLY BIG ACTIVITY,PLAY AND PROJECT BOOK.

Chicago (17e ed.) Bronvermelding

COSMOS. THE OUTRAGEOUSLY BIG ACTIVITY,PLAY AND PROJECT BOOK. 2006.

MLA (9e ed.) Bronvermelding

COSMOS. THE OUTRAGEOUSLY BIG ACTIVITY,PLAY AND PROJECT BOOK. 2006.

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