Cita APA (7th ed.)

Boulton, C., & Gronowski, K. (2009). Understanding SIP servlets 1.1. Artech House.

Cita Chicago (17th ed.)

Boulton, Chris, i Kristoffer Gronowski. Understanding SIP Servlets 1.1. Boston: Artech House, 2009.

Cita MLA (9th ed.)

Boulton, Chris, i Kristoffer Gronowski. Understanding SIP Servlets 1.1. Artech House, 2009.