Guiberson, B. Z., & O'Brien, P. (1997). Teddy Roosevelt's elk. Holt.
Chicago Style (17th ed.) CitationGuiberson, Brenda Z., and Patrick O'Brien. Teddy Roosevelt's Elk. New York: Holt, 1997.
MLA (8th ed.) CitationGuiberson, Brenda Z., and Patrick O'Brien. Teddy Roosevelt's Elk. Holt, 1997.
Warning: These citations may not always be 100% accurate.