APA (7e ed.) Bronvermelding

Frieling, R. The art of participation: 1950 to now.

Chicago (17e ed.) Bronvermelding

Frieling, Rudolf. The Art of Participation: 1950 to Now.

MLA (8e ed.) Bronvermelding

Frieling, Rudolf. The Art of Participation: 1950 to Now.

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