Ragan, D. M. (2009). Structural Geology: : an introduction to geometrical techniques. Cambridge university.
Chicago Style (17. basım) AtıfRagan, Donal M. Structural Geology: : An Introduction to Geometrical Techniques. New York: Cambridge university, 2009.
MLA (9th ed.) AtıfRagan, Donal M. Structural Geology: : An Introduction to Geometrical Techniques. Cambridge university, 2009.
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