Werner, E. D. (2010). Landslides: Causes, Types and Effects. Nova Science Publishers.
Tohutoru Kātū Chicago (17th ed.)Werner, Ernest D. Landslides: Causes, Types and Effects. New York: Nova Science Publishers, 2010.
Tohutoro MLA (9th ed.)Werner, Ernest D. Landslides: Causes, Types and Effects. Nova Science Publishers, 2010.
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