APA ציטוט

Keil, T. J., & Keil, J. M. (2015). Anthracite's demise and the post-coal economy of Northeastern Pennsylvania. Lehigh University Press.

Chicago Style (17th ed.) Citation

Keil, Thomas J., and Jacqueline M. Keil. Anthracite's Demise and the Post-coal Economy of Northeastern Pennsylvania. Bethlehem: Lehigh University Press, 2015.

ציטוט MLA

Keil, Thomas J., and Jacqueline M. Keil. Anthracite's Demise and the Post-coal Economy of Northeastern Pennsylvania. Lehigh University Press, 2015.