Cita APA (7th ed.)
Rossi, I. D. (2011). Vtiger CRM beginner's guide: Record and consolidate all your customer information with vtiger CRM. Packt Pub. Ltd..
Cita Chicago (17th ed.)
Rossi, Ian D. Vtiger CRM Beginner's Guide: Record and Consolidate All Your Customer Information with Vtiger CRM. Birmingham, U.K.: Packt Pub. Ltd., 2011.
Cita MLA (9th ed.)
Rossi, Ian D. Vtiger CRM Beginner's Guide: Record and Consolidate All Your Customer Information with Vtiger CRM. Packt Pub. Ltd., 2011.
Atenció: Aquestes cites poden no estar 100% correctes.