APA (7th ed.) Citation

Coolidge, S. (1900). What Katy did: A story. Blackie & Son.

Chicago Style (17th ed.) Citation

Coolidge, Susan. What Katy Did: A Story. London: Blackie & Son, 1900.

MLA (9th ed.) Citation

Coolidge, Susan. What Katy Did: A Story. Blackie & Son, 1900.

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