APA (7th ed.) Citation

Bascle, B. J., & Agnew, A. F. (1978). Methane in coal mines. Library of Congress, Congressional Research Service.

Chicago Style (17th ed.) Citation

Bascle, Barbara J., and Allen F. Agnew. Methane in Coal Mines. [Washington, DC]: Library of Congress, Congressional Research Service, 1978.

MLA (9th ed.) Citation

Bascle, Barbara J., and Allen F. Agnew. Methane in Coal Mines. Library of Congress, Congressional Research Service, 1978.