APA (7th ed.) Citation

Del Mar, A. (1969). A history of the precious metals / by A. Del Mar (2nd ed.). Kelley.

Chicago Style (17th ed.) Citation

Del Mar, A. A History of the Precious Metals / by A. Del Mar. 2nd ed. Kelley, 1969.

MLA (9th ed.) Citation

Del Mar, A. A History of the Precious Metals / by A. Del Mar. 2nd ed. Kelley, 1969.

Warning: These citations may not always be 100% accurate.