Herman, J. R. (1978). Sun, weather and climate. National Aeronautics and Space Administration.
Chicago (17e ed.) BronvermeldingHerman, John R. Sun, Weather and Climate. Washington, D. C: National Aeronautics and Space Administration, 1978.
MLA (9e ed.) BronvermeldingHerman, John R. Sun, Weather and Climate. National Aeronautics and Space Administration, 1978.
Let op: Deze citaties zijn niet altijd 100% accuraat.