APA (7th ed.) Citation

Coolidge, S. (1975). What Katy did next: Abridged / Susan Coolidge. Purnell.

Chicago Style (17th ed.) Citation

Coolidge, Susan. What Katy Did Next: Abridged / Susan Coolidge. Maidenhead: Purnell, 1975.

MLA (8th ed.) Citation

Coolidge, Susan. What Katy Did Next: Abridged / Susan Coolidge. Purnell, 1975.

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