APA (7th ed.) Citation

Teale, E. W. (1948). Days without time: Adventures of a naturalist. [publisher not identified].

Chicago Style (17th ed.) Citation

Teale, Edwin Way. Days Without Time: Adventures of a Naturalist. New York, Dodd, Mead: [publisher not identified], 1948.

MLA (9th ed.) Citation

Teale, Edwin Way. Days Without Time: Adventures of a Naturalist. [publisher not identified], 1948.