Cita APA (7th ed.)

Swiggett, G. L. Astronomy, meteorology, and seismology.

Cita Chicago (17th ed.)

Swiggett, Glen Levin. Astronomy, Meteorology, and Seismology.

Cita MLA (8th ed.)

Swiggett, Glen Levin. Astronomy, Meteorology, and Seismology.

Atenció: Aquestes cites poden no estar 100% correctes.