Cita APA (7th ed.)
Keating, G. M. (1987). Middle Atmosphere Trace Constituents. Pergamon Pr.
Cita Chicago (17th ed.)
Keating, G. M. Middle Atmosphere Trace Constituents. Oxford [usw.]: Pergamon Pr, 1987.
Cita MLA (9th ed.)
Keating, G. M. Middle Atmosphere Trace Constituents. Pergamon Pr, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.