Present status and future prospects of reference/information service:  proceedings of the Conference held at the School of Library Service, Columbia University, March 30-April 1, 1966 .../ 
edited by Winifred B. Linderman. 
 - Chicago, Ill.:  American Library Association,  1967. 
 - x, 195 p. ;   24 cm. 
<br/><br/> 'Under the sponsorship of Columbia University, School of Library Service and American Library Association, Reference Services Division.' 
<br/><br/>Bibliographical footnotes. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Reference services (Libraries).