Dyfyniad APA

Geological Survey of Alabama, Dean, L., Cook, R. B., & Lesher, C. M. (1989). Gold deposits of Alabama. Geological Survey of Alabama, Mineral Resources Division.

Dyfyniad Arddull Chicago

Geological Survey of Alabama, Lewis Dean, Robert B. Cook, and C. M. Lesher. Gold Deposits of Alabama. Tuscaloosa, Ala.: Geological Survey of Alabama, Mineral Resources Division, 1989.

Dyfyniad MLA

Geological Survey of Alabama, et al. Gold Deposits of Alabama. Geological Survey of Alabama, Mineral Resources Division, 1989.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.