Não informado. (1979). Cold Regions Science and Technology. Elsevier Science Publishers.
Chicago (17e ed.) BronvermeldingNão informado. Cold Regions Science and Technology. Amsterdam: Elsevier Science Publishers, 1979.
MLA (8e ed.) BronvermeldingNão informado. Cold Regions Science and Technology. Elsevier Science Publishers, 1979.
Let op: Deze citaties zijn niet altijd 100% accuraat.