Packard, A. (2013). Digital media law (2nd ed.). John Wiley & Sons, Inc..
芝加哥风格引文Packard, Ashley. Digital Media Law. 2nd ed. Malden, Mass.: John Wiley & Sons, Inc., 2013.
MLA引文Packard, Ashley. Digital Media Law. 2nd ed. John Wiley & Sons, Inc., 2013.
警告：这些引文格式不一定是100％准确.