Du Bray, E. A. (1988). Geology of the Silsilah ring complex and associated tin mineralization, Kingdom of Saudi Arabia. United States Government Printing Office.
Chicago Style (17th ed.) CitationDu Bray, Edward A. Geology of the Silsilah Ring Complex and Associated Tin Mineralization, Kingdom of Saudi Arabia. Washington: United States Government Printing Office, 1988.
MLA (9th ed.) CitationDu Bray, Edward A. Geology of the Silsilah Ring Complex and Associated Tin Mineralization, Kingdom of Saudi Arabia. United States Government Printing Office, 1988.
Warning: These citations may not always be 100% accurate.