APA (7th ed.) Citation

Abel, J. (2015). Protocol zero (First edition.). Berkley Books.

Chicago Style (17th ed.) Citation

Abel, James. Protocol Zero. First edition. New York: Berkley Books, 2015.

MLA (8th ed.) Citation

Abel, James. Protocol Zero. First edition. Berkley Books, 2015.

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