Billings, M. P. (1942). Structural geology. Prentice Hall.
Chicago Style (17th ed.) CitationBillings, Marland P. Structural Geology. New York: Prentice Hall, 1942.
MLA (9th ed.) CitationBillings, Marland P. Structural Geology. Prentice Hall, 1942.
Warning: These citations may not always be 100% accurate.