APA (7th ed.) Citation

Eldred, B. (1961). Biological observations on the commercial shrimp, Penaeus duorarum Burkenroad, in Florida waters. [publisher not identified].

Chicago Style (17th ed.) Citation

Eldred, Bonnie. Biological Observations on the Commercial Shrimp, Penaeus Duorarum Burkenroad, in Florida Waters. St. Petersburg, Fla.: [publisher not identified], 1961.

MLA (9th ed.) Citation

Eldred, Bonnie. Biological Observations on the Commercial Shrimp, Penaeus Duorarum Burkenroad, in Florida Waters. [publisher not identified], 1961.