APA (7e ed.) Bronvermelding

Não informado. (2000). Space energy and transportation. Sunsat Energy Council.

Chicago (17e ed.) Bronvermelding

Não informado. Space Energy and Transportation. Arlington, Va: Sunsat Energy Council, 2000.

MLA (8e ed.) Bronvermelding

Não informado. Space Energy and Transportation. Sunsat Energy Council, 2000.

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