Davidson, W. L. (1979). How to develop and conduct successful employee attitude surveys. Dartnell.
Chicago Style (17. basım) AtıfDavidson, William Leslie. How to Develop and Conduct Successful Employee Attitude Surveys. Chicago: Dartnell, 1979.
MLA (9th ed.) AtıfDavidson, William Leslie. How to Develop and Conduct Successful Employee Attitude Surveys. Dartnell, 1979.
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