Lua APA (7ú heag.)
McLean, A., & Gribble, C. (1985). Geology for Civil Engineers (2nd ed.). Taylor & Francis.
Lua i Stíl Chicago (17ú heag.)
McLean, A.C, agus C.D Gribble. Geology for Civil Engineers. 2nd ed. New York: Taylor & Francis, 1985.
Lua MLA (9ú heag.)
McLean, A.C, agus C.D Gribble. Geology for Civil Engineers. 2nd ed. Taylor & Francis, 1985.
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