Cita APA

Ervin, S. M., & Hasbrouck, H. H. (2001). Landscape modeling. New York: McGraw-Hill.

Chicago Style Citation

Ervin, Stephen M., i Hope H. Hasbrouck. Landscape Modeling. New York: McGraw-Hill, 2001.

Cita MLA

Ervin, Stephen M., i Hope H. Hasbrouck. Landscape Modeling. New York: McGraw-Hill, 2001.