GILLULY, J. (1959). Principles Of Geology Oleh James Gilluly, A.c. Waters, A.o. Woodford. W.H. Freeman and company.
Lua i Stíl Chicago (17ú heag.)GILLULY, James. Principles Of Geology Oleh James Gilluly, A.c. Waters, A.o. Woodford. W.H. Freeman and company, 1959.
Lua MLA (8ú heag.)GILLULY, James. Principles Of Geology Oleh James Gilluly, A.c. Waters, A.o. Woodford. W.H. Freeman and company, 1959.
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