APA (7e ed.) Bronvermelding

Não informado. (1961). APL Technical Digest. Johns Hopkins University, Applied Physics Laboratory.

Chicago (17e ed.) Bronvermelding

Não informado. APL Technical Digest. Silver Spring, Md: Johns Hopkins University, Applied Physics Laboratory, 1961.

MLA (8e ed.) Bronvermelding

Não informado. APL Technical Digest. Johns Hopkins University, Applied Physics Laboratory, 1961.

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