APA (7e ed.) Bronvermelding

Não informado. Product Engineering. Product Design Digest Issue.

Chicago (17e ed.) Bronvermelding

Não informado. Product Engineering. New York: Product Design Digest Issue.

MLA (8e ed.) Bronvermelding

Não informado. Product Engineering. Product Design Digest Issue.

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