Rath, T., & Clifton, D. O. (2004). How full is your bucket?: Positive strategies for work and life. Gallup Press.
Chicago-viite (17. p.)Rath, Tom, ja Donald O. Clifton. How Full Is Your Bucket?: Positive Strategies for Work and Life. New York: Gallup Press, 2004.
MLA-viite (9. p.)Rath, Tom, ja Donald O. Clifton. How Full Is Your Bucket?: Positive Strategies for Work and Life. Gallup Press, 2004.
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