APA aipamena

Herman, J. R. (1978). Sun, weather and climate. National Aeronautics and Space Administration.

Chicago Style aipamena

Herman, John R. Sun, Weather and Climate. Washington, D. C: National Aeronautics and Space Administration, 1978.

MLA aipamena

Herman, John R. Sun, Weather and Climate. National Aeronautics and Space Administration, 1978.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.