APA (7th ed.) Citation

Barczak, T. M., & Schwemmer, D. E. (1990). Comparison and models to evaluate in situ shield loading. Bureau of Mines, U.S. Dept. of the Interior.

Chicago Style (17th ed.) Citation

Barczak, Thomas M., and David E. Schwemmer. Comparison and Models to Evaluate in Situ Shield Loading. Washington, DC: Bureau of Mines, U.S. Dept. of the Interior, 1990.

MLA (9th ed.) Citation

Barczak, Thomas M., and David E. Schwemmer. Comparison and Models to Evaluate in Situ Shield Loading. Bureau of Mines, U.S. Dept. of the Interior, 1990.