Ervin, S. M., & Hasbrouck, H. H. (2001). Landscape modeling. New York: McGraw-Hill.
Chicago Style CitationErvin, Stephen M., i Hope H. Hasbrouck. Landscape Modeling. New York: McGraw-Hill, 2001.
Cita MLAErvin, Stephen M., i Hope H. Hasbrouck. Landscape Modeling. New York: McGraw-Hill, 2001.
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