W.K. Hamblin, J. H. Exercises in physical geology. Macmillan.
Chicago Style (17th ed.) CitationW.K. Hamblin, J.D. Howard. Exercises in Physical Geology. Macmillan.
MLA (8th ed.) CitationW.K. Hamblin, J.D. Howard. Exercises in Physical Geology. Macmillan.
Warning: These citations may not always be 100% accurate.