APA (7th ed.) Citation

Langman, R. C. (1971). Appalachian Kentucky: An exploited region. McGraw-Hill Ryerson.

Chicago Style (17th ed.) Citation

Langman, R. C. Appalachian Kentucky: An Exploited Region. Toronto [u.a.]: McGraw-Hill Ryerson, 1971.

MLA (9th ed.) Citation

Langman, R. C. Appalachian Kentucky: An Exploited Region. McGraw-Hill Ryerson, 1971.

Warning: These citations may not always be 100% accurate.