(2000). Unobtrusive evaluation of reference service and individual responsibility: The Canadian experience / Juris Dilevko.
Chicago-viite (17. p.)Unobtrusive Evaluation of Reference Service and Individual Responsibility: The Canadian Experience / Juris Dilevko. 2000.
MLA-viite (9. p.)Unobtrusive Evaluation of Reference Service and Individual Responsibility: The Canadian Experience / Juris Dilevko. 2000.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.