Schaefer, M. W. (2014). The Tao of Twitter: Changing your life and business 140 characters at a time (2. ed.). McGraw-Hill.
Chicago-Zitierstil (17. Ausg.)Schaefer, Mark W. The Tao of Twitter: Changing Your Life and Business 140 Characters at a Time. 2. ed. New York: McGraw-Hill, 2014.
MLA-Zitierstil (9. Ausg.)Schaefer, Mark W. The Tao of Twitter: Changing Your Life and Business 140 Characters at a Time. 2. ed. McGraw-Hill, 2014.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.