APA (7th ed.) Citation

Baring, P., & Whittam, G. (1958). Great cowboy adventures. Heirloom Library.

Chicago Style (17th ed.) Citation

Baring, Peter, and Geoffrey Whittam. Great Cowboy Adventures. London: Heirloom Library, 1958.

MLA (9th ed.) Citation

Baring, Peter, and Geoffrey Whittam. Great Cowboy Adventures. Heirloom Library, 1958.