APA (7th ed.) Citation

Flanagan, F. J. (1984). Three USGS mafic rock reference samples, W-2, DNC-1, and BIR-1. U.S. Dept. of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Flanagan, F. J. Three USGS Mafic Rock Reference Samples, W-2, DNC-1, and BIR-1. [Reston, Va.]: U.S. Dept. of the Interior, Geological Survey, 1984.

MLA (9th ed.) Citation

Flanagan, F. J. Three USGS Mafic Rock Reference Samples, W-2, DNC-1, and BIR-1. U.S. Dept. of the Interior, Geological Survey, 1984.