APA (7th ed.) Citation

Warner, G. C. (1965). Schoolhouse mystery. A. Whitman.

Chicago Style (17th ed.) Citation

Warner, Gertrude Chandler. Schoolhouse Mystery. Chicago: A. Whitman, 1965.

MLA (9th ed.) Citation

Warner, Gertrude Chandler. Schoolhouse Mystery. A. Whitman, 1965.

Warning: These citations may not always be 100% accurate.