Não informado. (1958). IGY satellite report series. International Geophysical Year.
Chicago (17e ed.) BronvermeldingNão informado. IGY Satellite Report Series. Washington: International Geophysical Year, 1958.
MLA (8e ed.) BronvermeldingNão informado. IGY Satellite Report Series. International Geophysical Year, 1958.
Let op: Deze citaties zijn niet altijd 100% accuraat.