APA (7th ed.) Citation

Guareschi, G. (1958). My secret diary. Gollancz.

Chicago Style (17th ed.) Citation

Guareschi, Giovanni. My Secret Diary. London: Gollancz, 1958.

MLA (8th ed.) Citation

Guareschi, Giovanni. My Secret Diary. Gollancz, 1958.

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