Citazione Stile APA (7a Edizione)

Coolidge, S. M. (1974). What Katy did at school: Susan Coolidge. Bancroft.

Citazione stile Chigago Style (17a edizione)

Coolidge, Susan M. What Katy Did at School: Susan Coolidge. London: Bancroft, 1974.

Citatione MLA (8a ed.)

Coolidge, Susan M. What Katy Did at School: Susan Coolidge. Bancroft, 1974.