National Academy of Sciences (U.S.). (1974). Energy: Future alternatives and risks. Ballinger Pub. Co.
Chicago (17e ed.) BronvermeldingNational Academy of Sciences (U.S.). Energy: Future Alternatives and Risks. Cambridge, Mass: Ballinger Pub. Co, 1974.
MLA (9e ed.) BronvermeldingNational Academy of Sciences (U.S.). Energy: Future Alternatives and Risks. Ballinger Pub. Co, 1974.
Let op: Deze citaties zijn niet altijd 100% accuraat.