Ward, D., & Roddenberry, G. (2015). Armageddon's arrow (First Pocket books paperback edition.). Pocket Books.
Cita Chicago Style (17a ed.)Ward, Dayton, y Gene Roddenberry. Armageddon's Arrow. First Pocket books paperback edition. New York, NY: Pocket Books, 2015.
Cita MLA (8a ed.)Ward, Dayton, y Gene Roddenberry. Armageddon's Arrow. First Pocket books paperback edition. Pocket Books, 2015.
Precaución: Estas citas no son 100% exactas.