Cita APA (7th ed.)

Tams, W. P., & Eller, R. D. (2001). The smokeless coal fields of West Virginia: A brief history (2nd ed.). West Virginia University Press.

Cita Chicago (17th ed.)

Tams, W. P., i Ronald D. Eller. The Smokeless Coal Fields of West Virginia: A Brief History. 2nd ed. Morgantown, W. Va.: West Virginia University Press, 2001.

Cita MLA (9th ed.)

Tams, W. P., i Ronald D. Eller. The Smokeless Coal Fields of West Virginia: A Brief History. 2nd ed. West Virginia University Press, 2001.