The reference librarian in university, municipal and specialised libraries / by George H. Bushnell [and others] Edited, with an introduction by James D. Stewart. Stewart, Douglas, ed. Bushnell, George Herbert...[.et.al.]. . Reference services (Libraries) Great Britain. Z711 .S8 025.52 BUR Includes bibliographies. London : Grafton, 1951 1951 1951 Text 288 p. ; eng Great Britain.