APA Style

Norton, W. H., Shafak, Elif, 1971 --. (). A Textbook of Geology: elements and theories. . : .

Chicago Style

Norton, W. H., Shafak, Elif, 1971 --. A Textbook of Geology: elements and theories.. : , . .

MLA Style

Norton, W. H., Shafak, Elif, 1971 --. A Textbook of Geology: elements and theories.. : , . .

Turabian Style

Norton, W. H., Shafak, Elif, 1971 --. A Textbook of Geology: elements and theories.. : , . .