Gaya APA
Kern, Kathleen M.. (2009).
Virtual reference best practices : tailoring services to your library .
USA:
American Library Association.
Gaya Chicago
Kern, Kathleen M..
Virtual reference best practices : tailoring services to your library.
USA:
American Library Association,
2009.
Texts.
Gaya MLA
Kern, Kathleen M..
Virtual reference best practices : tailoring services to your library.
USA:
American Library Association,
2009.
Texts.
Gaya Turabian
Kern, Kathleen M..
Virtual reference best practices : tailoring services to your library.
USA:
American Library Association,
2009.
Texts.