McCombs, G. M. (1991). Access, services: The convergence of reference and technical services. Haworth Press.
Čikaški stil citiranja (17. izdanje)McCombs, Gillian M. Access, Services: The Convergence of Reference and Technical Services. New York: Haworth Press, 1991.
MLA način citiranja (9. izdanje)McCombs, Gillian M. Access, Services: The Convergence of Reference and Technical Services. Haworth Press, 1991.
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