Ragan, D. M. (2009). Structural geology: an introduction to: Geometrical techniques. Upr.
Chicagoスタイル(17版)引用形式Ragan, Donal M. Structural Geology: An Introduction to: Geometrical Techniques. Cambridge: Upr, 2009.
MLA(9版)引用形式Ragan, Donal M. Structural Geology: An Introduction to: Geometrical Techniques. Upr, 2009.
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