APA (7th ed.) Citation

Eddings, D. (1984). Castle of wizardry: Book four of the belgariad. Corgi Books.

Chicago Style (17th ed.) Citation

Eddings, David. Castle of Wizardry: Book Four of the Belgariad. London: Corgi Books, 1984.

MLA (9th ed.) Citation

Eddings, David. Castle of Wizardry: Book Four of the Belgariad. Corgi Books, 1984.