Cita APA (7th ed.)
Elfassy, D. (2014). Mastering Exchange server 2013 (First edition.). Sybex.
Cita Chicago (17th ed.)
Elfassy, David. Mastering Exchange Server 2013. First edition. Indianapolis, Indiana: Sybex, 2014.
Cita MLA (9th ed.)
Elfassy, David. Mastering Exchange Server 2013. First edition. Sybex, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.