APA (7th ed.) Citation

Bourne, J. L. (2012). Day by day armageddon (1st Gallery Books trade pbk. ed.). Gallery Books.

Chicago Style (17th ed.) Citation

Bourne, J. L. Day by Day Armageddon. 1st Gallery Books trade pbk. ed. New York: Gallery Books, 2012.

MLA (8th ed.) Citation

Bourne, J. L. Day by Day Armageddon. 1st Gallery Books trade pbk. ed. Gallery Books, 2012.

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