APA (7th ed.) Citation

Smith, R. C. (1992). Preval: Prefeasibility software program for evaluating mineral properties. U.S. Dept. of the Interior.

Chicago Style (17th ed.) Citation

Smith, R. Craig. Preval: Prefeasibility Software Program for Evaluating Mineral Properties. Washington, D.C.: U.S. Dept. of the Interior, 1992.

MLA (9th ed.) Citation

Smith, R. Craig. Preval: Prefeasibility Software Program for Evaluating Mineral Properties. U.S. Dept. of the Interior, 1992.

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