APA (7th ed.) Citation

Gemmell, D. (1997). The last guardian: The stones of power - Book four/David Gemmell. Ballantine Books.

Chicago Style (17th ed.) Citation

Gemmell, David. The Last Guardian: The Stones of Power - Book Four/David Gemmell. New York: Ballantine Books, 1997.

MLA (8th ed.) Citation

Gemmell, David. The Last Guardian: The Stones of Power - Book Four/David Gemmell. Ballantine Books, 1997.