Billings, M. P. (1965). Structural geology (2a. ed.). Prentice-Hall.
Chicago Style (17th ed.) CitationBillings, Marland P. Structural Geology. 2a. ed. Englewood Cliffs: Prentice-Hall, 1965.
MLA citiranjeBillings, Marland P. Structural Geology. 2a. ed. Prentice-Hall, 1965.
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