APA (7th ed.) Citation

(1931). Some representative books on fishes, both technical and popular. [publisher not identified].

Chicago Style (17th ed.) Citation

Some Representative Books on Fishes, Both Technical and Popular. Washington, D.C.: [publisher not identified], 1931.

MLA (9th ed.) Citation

Some Representative Books on Fishes, Both Technical and Popular. [publisher not identified], 1931.