Procter, W. D., & Stephens, E. A. (1988). Annotated bibliography, 1401-1405 A.H. (1981-1985 A.D.). Directorate General of Mineral Resources.
Chicago Style (17th ed.) CitationProcter, W. D., and E. A. Stephens. Annotated Bibliography, 1401-1405 A.H. (1981-1985 A.D.). Jiddah, Saudi Arabia: Directorate General of Mineral Resources, 1988.
MLA (8th ed.) CitationProcter, W. D., and E. A. Stephens. Annotated Bibliography, 1401-1405 A.H. (1981-1985 A.D.). Directorate General of Mineral Resources, 1988.
Warning: These citations may not always be 100% accurate.