APA Citation

Spencer, E. W., & Spencer, E. W. (1983). Physical geology. Rowley, Mass.: Addison-Wesley.

Chicago Style Citation

Spencer, Edgar Winston, and Edgar Winston Spencer. Physical Geology. Rowley, Mass.: Addison-Wesley, 1983.

MLA Citation

Spencer, Edgar Winston, and Edgar Winston Spencer. Physical Geology. Rowley, Mass.: Addison-Wesley, 1983.

Warning: These citations may not always be 100% accurate.