APA (7th ed.) Citation

Thomas, C. (1889). The circular, aquare, and octagonal earthworks of Ohio. Govt. print. off..

Chicago Style (17th ed.) Citation

Thomas, Cyrus. The Circular, Aquare, and Octagonal Earthworks of Ohio. Washington: Govt. print. off., 1889.

MLA (9th ed.) Citation

Thomas, Cyrus. The Circular, Aquare, and Octagonal Earthworks of Ohio. Govt. print. off., 1889.

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