Vornholt, J. (2003). Seven crows (Buffy the vampire slayer). Simon Pulse.
芝加哥风格引文Vornholt, John. Seven Crows (Buffy the Vampire Slayer). New York: Simon Pulse, 2003.
MLA引文Vornholt, John. Seven Crows (Buffy the Vampire Slayer). Simon Pulse, 2003.
警告：这些引文格式不一定是100％准确.