Baker, S. L. (1991). The measurement and evaluation of library services (2nd ed.). Information Resources Press.
Chicago-viite (17. p.)Baker, Sharon L. The Measurement and Evaluation of Library Services. 2nd ed. Arlington, Va: Information Resources Press, 1991.
MLA-viite (9. p.)Baker, Sharon L. The Measurement and Evaluation of Library Services. 2nd ed. Information Resources Press, 1991.
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