APA (7th ed.) Citation

Ortiz, R. F., & Stogner, R. W. (2001). Diurnal variations in metal concentrations in the Alamosa River and Wightman Fork, southwestern Colorado, 1995-97. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Ortiz, Roderick F., and Robert W. Stogner. Diurnal Variations in Metal Concentrations in the Alamosa River and Wightman Fork, Southwestern Colorado, 1995-97. Denver, Colorado: U.S. Geological Survey, 2001.

MLA (9th ed.) Citation

Ortiz, Roderick F., and Robert W. Stogner. Diurnal Variations in Metal Concentrations in the Alamosa River and Wightman Fork, Southwestern Colorado, 1995-97. U.S. Geological Survey, 2001.

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