APA (7th ed.) Citation

Library of Congress. Environment and Natural Resources Policy Division, ProQuest (Firm), & United States. Congress. Senate. Committee on Governmental Affairs. Permanent Subcommittee on Investigations. (1978). The coal industry: Problems and prospects : a background study. U.S. Govt. Print. Off.

Chicago Style (17th ed.) Citation

Library of Congress. Environment and Natural Resources Policy Division, ProQuest (Firm), and United States. Congress. Senate. Committee on Governmental Affairs. Permanent Subcommittee on Investigations. The Coal Industry: Problems and Prospects : A Background Study. Washington: U.S. Govt. Print. Off, 1978.

MLA (9th ed.) Citation

Library of Congress. Environment and Natural Resources Policy Division, et al. The Coal Industry: Problems and Prospects : A Background Study. U.S. Govt. Print. Off, 1978.