DUCKSON, D. W. (1999). Exercises in physical geography. McGraw Hill.
Chicago Style (17th ed.) CitationDUCKSON, Don W. Exercises in Physical Geography. McGraw Hill, 1999.
MLA (8th ed.) CitationDUCKSON, Don W. Exercises in Physical Geography. McGraw Hill, 1999.
Warning: These citations may not always be 100% accurate.