Critchfield, H. J. (1966). General climatology. Prentice-Hall.
Chicago-čujuhus (17. p.)Critchfield, Howard J. General Climatology. Englewood Cliffs: Prentice-Hall, 1966.
MLA-čujuhus (9. p.)Critchfield, Howard J. General Climatology. Prentice-Hall, 1966.
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