Billings, M. P. (1947). Structural Geology (3. print.).
Chicago Style (17th ed.) CitationBillings, Marland Pratt. Structural Geology. 3. print. New York, 1947.
MLA (9th ed.) CitationBillings, Marland Pratt. Structural Geology. 3. print. 1947.
Warning: These citations may not always be 100% accurate.