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The Measurement of Engagement and Burnout: A Two Sample Confirmatory Factor Analytic Approach
, 2002W. Schaufeli +3 more
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Determining Sample Size for Research Activities
, 1970R. V. Krejcie, D. W. Morgan
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, 2002 Large sample estimation and hypothesis testing
, 1986Whitney K. Newey, D. McFadden
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