Petzold, C. Exploring multi-touch support in Silverlight. MSDN magazine.
Cita Chicago (17th ed.)Petzold, Charles. "Exploring Multi-touch Support in Silverlight." MSDN Magazine .
Cita MLA (9th ed.)Petzold, Charles. "Exploring Multi-touch Support in Silverlight." MSDN Magazine, .
Atenció: Aquestes cites poden no estar 100% correctes.