APA (7th ed.) Citation

Willey, P. (1963). The castles of the Assassins. Harrap.

Chicago Style (17th ed.) Citation

Willey, Peter. The Castles of the Assassins. London [u.a.]: Harrap, 1963.

MLA (9th ed.) Citation

Willey, Peter. The Castles of the Assassins. Harrap, 1963.

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