Klaas, J. (2003). Best Practices in Online Polling. Athabasca University Press.
Cita Chicago Style (17a ed.)Klaas, Jim. Best Practices in Online Polling. Athabasca University Press, 2003.
Cita MLA (8a ed.)Klaas, Jim. Best Practices in Online Polling. Athabasca University Press, 2003.
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