Helm, T. (1967). Hurricanes: Weather at its worst. Dodd Mead.
Chicago Style (17th ed.) CitationHelm, Thomas. Hurricanes: Weather at Its Worst. New York: Dodd Mead, 1967.
MLA (9th ed.) CitationHelm, Thomas. Hurricanes: Weather at Its Worst. Dodd Mead, 1967.
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