APA引文

Haycox, I. (2009). Linux e-mail: Set up, maintain, and secure a small office e-mail server (2nd ed.). Packt Pub..

Chicago Style (17th ed.) Citation

Haycox, Ian. Linux E-mail: Set Up, Maintain, and Secure a Small Office E-mail Server. 2nd ed. Birmingham, U.K.: Packt Pub., 2009.

MLA引文

Haycox, Ian. Linux E-mail: Set Up, Maintain, and Secure a Small Office E-mail Server. 2nd ed. Packt Pub., 2009.