APA (7e ed.) Bronvermelding

Não informado. (1981). Performance Evaluation. North Holland Publishing.

Chicago (17e ed.) Bronvermelding

Não informado. Performance Evaluation. Amsterdam: North Holland Publishing, 1981.

MLA (8e ed.) Bronvermelding

Não informado. Performance Evaluation. North Holland Publishing, 1981.

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