APA (7th ed.) Citation

Massachusetts Audubon Society & Environmental Policy Center. (1975). Facts about coal in the United States (Revised [ed.].). The Center.

Chicago Style (17th ed.) Citation

Massachusetts Audubon Society and Environmental Policy Center. Facts About Coal in the United States. Revised [ed.]. Washington, D.C.: The Center, 1975.

MLA (9th ed.) Citation

Massachusetts Audubon Society and Environmental Policy Center. Facts About Coal in the United States. Revised [ed.]. The Center, 1975.