Geological Survey (U.S.) & Orndorff, R. C. (1989). Computer programs released as U.S. Geological Survey publications through August 1989. Dept. of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationGeological Survey (U.S.) and Randall C. Orndorff. Computer Programs Released as U.S. Geological Survey Publications Through August 1989. [Reston, Va.]: Dept. of the Interior, U.S. Geological Survey, 1989.
MLA (9th ed.) CitationGeological Survey (U.S.) and Randall C. Orndorff. Computer Programs Released as U.S. Geological Survey Publications Through August 1989. Dept. of the Interior, U.S. Geological Survey, 1989.
Warning: These citations may not always be 100% accurate.