LOCKWOOD, J. G. (1979). World climatology: An environmental. Arnold Heinemann.
Cita Chicago (17th ed.)LOCKWOOD, John G. World Climatology: An Environmental. New Delhi: Arnold Heinemann, 1979.
Cita MLA (9th ed.)LOCKWOOD, John G. World Climatology: An Environmental. Arnold Heinemann, 1979.
Atenció: Aquestes cites poden no estar 100% correctes.