Burby, R. J. (1966). An introduction to basic supervision of people. Addison-Wesley Pub. Co.
Chicago-viite (17. p.)Burby, Raymond J. An Introduction to Basic Supervision of People. Addison-Wesley Pub. Co, 1966.
MLA-viite (8. p.)Burby, Raymond J. An Introduction to Basic Supervision of People. Addison-Wesley Pub. Co, 1966.
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