APA (7th ed.) Citation

Heilprin, A. (1884). Contributions to the Tertiary geology and paleontology of the United States. The author.

Chicago Style (17th ed.) Citation

Heilprin, Angelo. Contributions to the Tertiary Geology and Paleontology of the United States. Philadelphia: The author, 1884.

MLA (9th ed.) Citation

Heilprin, Angelo. Contributions to the Tertiary Geology and Paleontology of the United States. The author, 1884.

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