Cita APA (7th ed.)
Romero, A. V. (2010). VirtualBox 3.1: Beginner's guide : deploy and manage a cost-effective virtual environment using VirtualBox. Packt Open Source.
Cita Chicago (17th ed.)
Romero, Alfonso V. VirtualBox 3.1: Beginner's Guide : Deploy and Manage a Cost-effective Virtual Environment Using VirtualBox. Birmingham, U.K.: Packt Open Source, 2010.
Cita MLA (9th ed.)
Romero, Alfonso V. VirtualBox 3.1: Beginner's Guide : Deploy and Manage a Cost-effective Virtual Environment Using VirtualBox. Packt Open Source, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.