Wheeler, R. L. (1908). Sharp-Snout: Or, The mysteries of the trapper's cave. A. Westbrook.
Lua i Stíl Chicago (17ú heag.)Wheeler, R. L. Sharp-Snout: Or, The Mysteries of the Trapper's Cave. Cleveland: A. Westbrook, 1908.
Lua MLA (8ú heag.)Wheeler, R. L. Sharp-Snout: Or, The Mysteries of the Trapper's Cave. A. Westbrook, 1908.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.