APA (7th ed.) Citation

Sandford, J. (1991). The empress file. Pocket Books.

Chicago Style (17th ed.) Citation

Sandford, John. The Empress File. London: Pocket Books, 1991.

MLA (8th ed.) Citation

Sandford, John. The Empress File. Pocket Books, 1991.

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