APA (7th ed.) Citation

Lee, M. P., Guild, P. W., & Schruben, P. G. (1987). Preliminary metallogenic map of North America: A listing of deposits by commodity.

Chicago Style (17th ed.) Citation

Lee, Michael P., Philip W. Guild, and Paul G. Schruben. Preliminary Metallogenic Map of North America: A Listing of Deposits by Commodity. Denver, CO, 1987.

MLA (9th ed.) Citation

Lee, Michael P., et al. Preliminary Metallogenic Map of North America: A Listing of Deposits by Commodity. 1987.