Who Is Sitting at the Reference Desk?: The Ever-Changing Concept of Staffing the Reference Desk at the Bio-Medical Library.Published in:Collaborative Librarianship, 2011, v. 3, n. 1, p. 46, doi. 10.29087/2011.3.1.03By:Aho, Melissa K.;Beschnett, Anne M.;Reimer, Emily Y.Publication type:Article