APA (7th ed.) Citation

Roosevelt, T. (1916). A book-lover's holidays in the open. C. Scribner's sons.

Chicago Style (17th ed.) Citation

Roosevelt, Theodore. A Book-lover's Holidays in the Open. New York: C. Scribner's sons, 1916.

MLA (9th ed.) Citation

Roosevelt, Theodore. A Book-lover's Holidays in the Open. C. Scribner's sons, 1916.