Silk, J. (1979). Statistical concepts in geography. Allen and Unwin.
Chicago Style (17th ed.) CitationSilk, John. Statistical Concepts in Geography. London ; Boston: Allen and Unwin, 1979.
MLA (8th ed.) CitationSilk, John. Statistical Concepts in Geography. Allen and Unwin, 1979.
Warning: These citations may not always be 100% accurate.