APA-ийн эшлэл(7 дахь хэвлэлт)

Garrison, K. (2009). Trixbox CE 2.6: Implementing, managing, and maintaining an Asterisk-based telephony system. Packt Pub..

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Garrison, Kerry. Trixbox CE 2.6: Implementing, Managing, and Maintaining an Asterisk-based Telephony System. Birmingham, U.K.: Packt Pub., 2009.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Garrison, Kerry. Trixbox CE 2.6: Implementing, Managing, and Maintaining an Asterisk-based Telephony System. Packt Pub., 2009.