Yuan, J. X. (2008). Liferay Portal Enterprise intranets: A practical guide to building a complete corporate intranet with Liferay. Packt.
Chicago-viite (17. p.)Yuan, Jonas X. Liferay Portal Enterprise Intranets: A Practical Guide to Building a Complete Corporate Intranet with Liferay. Birmingham: Packt, 2008.
MLA-viite (9. p.)Yuan, Jonas X. Liferay Portal Enterprise Intranets: A Practical Guide to Building a Complete Corporate Intranet with Liferay. Packt, 2008.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.