APA (7th ed.) Citation

Keene, C. (1994). The Nancy drew files 101: The picture of guilt. Pocket books publishers.

Chicago Style (17th ed.) Citation

Keene, Carolyn. The Nancy Drew Files 101: The Picture of Guilt. New York: Pocket books publishers, 1994.

MLA (9th ed.) Citation

Keene, Carolyn. The Nancy Drew Files 101: The Picture of Guilt. Pocket books publishers, 1994.

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