Critchfield, H. J. (1966). General climatology. Prentice-Hall.
Chicago Style (17th ed.) CitationCritchfield, Howard J. General Climatology. Englewood Cliffs: Prentice-Hall, 1966.
MLA (9th ed.) CitationCritchfield, Howard J. General Climatology. Prentice-Hall, 1966.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.