APA (7e ed.) Bronvermelding

Não informado. (1979). European Applied Research Reports. Harwood Academic Publishers.

Chicago (17e ed.) Bronvermelding

Não informado. European Applied Research Reports. Chur, Suíça: Harwood Academic Publishers, 1979.

MLA (8e ed.) Bronvermelding

Não informado. European Applied Research Reports. Harwood Academic Publishers, 1979.

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