(1959). Geology of the Asir quadrangle, Kingdom of Saudi Arabia: 1:500 000. U.S. Geolog. Survey.
Chicago Style (17th ed.) CitationGeology of the Asir Quadrangle, Kingdom of Saudi Arabia: 1:500 000. Washington, D.C: U.S. Geolog. Survey, 1959.
MLA (9th ed.) CitationGeology of the Asir Quadrangle, Kingdom of Saudi Arabia: 1:500 000. U.S. Geolog. Survey, 1959.
Warning: These citations may not always be 100% accurate.