APA (7e ed.) Bronvermelding

Não informado. Dissertation abstracts international. University Microfilms International.

Chicago (17e ed.) Bronvermelding

Não informado. Dissertation Abstracts International. Ann Arbor, Mich: University Microfilms International.

MLA (8e ed.) Bronvermelding

Não informado. Dissertation Abstracts International. University Microfilms International.

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