APA引文

O'Keefe, M. E. (2019). Velocity weapon (First edition.). Orbit.

Chicago Style (17th ed.) Citation

O'Keefe, Megan E. Velocity Weapon. First edition. New York: Orbit, 2019.

MLA引文

O'Keefe, Megan E. Velocity Weapon. First edition. Orbit, 2019.

警告：這些引文格式不一定是100％准確.