APA (7th ed.) Zitazioa

Harvey, C. E. (1986). Coal in Appalachia: An economic analysis. The University Press of Kentucky.

Chicago Style (17th ed.) Zitazioa

Harvey, Curtis E. Coal in Appalachia: An Economic Analysis. Lexington, Kentucky: The University Press of Kentucky, 1986.

MLA (9th ed.) Zitazioa

Harvey, Curtis E. Coal in Appalachia: An Economic Analysis. The University Press of Kentucky, 1986.