Riley, D., & Spolton, L. (1974). World weather and climate. Cambridge University Press.
Cita Chicago (17th ed.)Riley, Denis, i Lewis Spolton. World Weather and Climate. London: Cambridge University Press, 1974.
Cita MLA (9th ed.)Riley, Denis, i Lewis Spolton. World Weather and Climate. Cambridge University Press, 1974.
Atenció: Aquestes cites poden no estar 100% correctes.