Reference and information services :
Reference and information services : an introduction / Richard E. Bopp and Linda C. Smith, editors. - 4th ed. - Santa Barbara, Calif. : Libraries Unlimited, c2011. - xxiii, 743 p. : ill. ; 26 cm. - Library and information science text series .
Includes bibliographical references and indexes.
9781591583653 (hardcover : acidfree paper) 9781591583745 (pbk. : acidfree paper) 9781598848175 (ebk.)
Reference services (Libraries)
Information services.
Z711 / .R443 2011
T/025.52 REF(45583)