APA (7th ed.) Citation

Morgan, J. P., & Andersen, H. V. (1961). Genesis and paleontology of the Mississippi River mudlumps. [publisher not identified].

Chicago Style (17th ed.) Citation

Morgan, James P., and H. V. Andersen. Genesis and Paleontology of the Mississippi River Mudlumps. Baton Rouge: [publisher not identified], 1961.

MLA (9th ed.) Citation

Morgan, James P., and H. V. Andersen. Genesis and Paleontology of the Mississippi River Mudlumps. [publisher not identified], 1961.