APA (7e ed.) Bronvermelding

Não informado. (1978). New Directions for Evaluation. Jossey-Bass.

Chicago (17e ed.) Bronvermelding

Não informado. New Directions for Evaluation. San Francisco, Calif: Jossey-Bass, 1978.

MLA (8e ed.) Bronvermelding

Não informado. New Directions for Evaluation. Jossey-Bass, 1978.

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