APA (7th ed.) Citation

Meents, W. F., & Swann, D. H. (1965). Grand Tower limestone (Devonian) of southern Illinois. [publisher not identified].

Chicago Style (17th ed.) Citation

Meents, Wayne Franklin, and D. H. Swann. Grand Tower Limestone (Devonian) of Southern Illinois. Urbana: [publisher not identified], 1965.

MLA (9th ed.) Citation

Meents, Wayne Franklin, and D. H. Swann. Grand Tower Limestone (Devonian) of Southern Illinois. [publisher not identified], 1965.