APA (7th ed.) Citation

Lucas, F. A. (1897). Circular in regard to bones and teeth of mastodon and mammoth. [publisher not identified.

Chicago Style (17th ed.) Citation

Lucas, Frederic A. Circular in Regard to Bones and Teeth of Mastodon and Mammoth. Washington, D.C.: [publisher not identified, 1897.

MLA (9th ed.) Citation

Lucas, Frederic A. Circular in Regard to Bones and Teeth of Mastodon and Mammoth. [publisher not identified, 1897.