APA (7th ed.) Citation

Avi. (2001). The secret school (1. ed.). Harcourt.

Chicago Style (17th ed.) Citation

Avi. The Secret School. 1. ed. San Diego [u.a.]: Harcourt, 2001.

MLA (9th ed.) Citation

Avi. The Secret School. 1. ed. Harcourt, 2001.

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