APA (7e ed.) Bronvermelding

Não informado. (2000). International journal of engineering. National Center for Scientific Research.

Chicago (17e ed.) Bronvermelding

Não informado. International Journal of Engineering. Teheran: National Center for Scientific Research, 2000.

MLA (8e ed.) Bronvermelding

Não informado. International Journal of Engineering. National Center for Scientific Research, 2000.

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