APA (7th ed.) Citation

Riddell, C. A. (1985). Predation, hunting range and territoriality of the barn owl in southeast Texas. [publisher not identified].

Chicago Style (17th ed.) Citation

Riddell, Catherine Anne. Predation, Hunting Range and Territoriality of the Barn Owl in Southeast Texas. [Place of publication not identified]: [publisher not identified], 1985.

MLA (9th ed.) Citation

Riddell, Catherine Anne. Predation, Hunting Range and Territoriality of the Barn Owl in Southeast Texas. [publisher not identified], 1985.