APA (7th ed.) Citation

Cluff, R. W., Reinbold, M. L., & Lineback, J. A. (1981). The New Albany shale group of Illinois. Illinois State Geological Survey.

Chicago Style (17th ed.) Citation

Cluff, Robert W., Mark L. Reinbold, and Jerry Alvin Lineback. The New Albany Shale Group of Illinois. Champaign, Ill.: Illinois State Geological Survey, 1981.

MLA (9th ed.) Citation

Cluff, Robert W., et al. The New Albany Shale Group of Illinois. Illinois State Geological Survey, 1981.