Polanka, S. (2012). E-reference context and discoverability in libraries: Issues and concepts. Information Science Reference. https://doi.org/10.4018/978-1-61350-308-9
Chicago-Zitierstil (17. Ausg.)Polanka, Sue. E-reference Context and Discoverability in Libraries: Issues and Concepts. Hershey PA: Information Science Reference, 2012. https://doi.org/10.4018/978-1-61350-308-9.
MLA-Zitierstil (9. Ausg.)Polanka, Sue. E-reference Context and Discoverability in Libraries: Issues and Concepts. Information Science Reference, 2012. https://doi.org/10.4018/978-1-61350-308-9.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.