APA (7th ed.) Citation

Gemmell, D. (2006). Shield of thunder. Ballantine Books.

Chicago Style (17th ed.) Citation

Gemmell, David. Shield of Thunder. New York: Ballantine Books, 2006.

MLA (8th ed.) Citation

Gemmell, David. Shield of Thunder. Ballantine Books, 2006.

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