Watts, A. (1967). Weather forecasting: Ashore and afloat. Adlard Coles.
Chicago Style (17th ed.) ZitazioaWatts, Alan. Weather Forecasting: Ashore and Afloat. Londres: Adlard Coles, 1967.
MLA (9th ed.) ZitazioaWatts, Alan. Weather Forecasting: Ashore and Afloat. Adlard Coles, 1967.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.