TY - BOOK AU - Pierce,Sydney J. TI - Weeding and maintenance of reference collections AV - Z711 .W4 1990 U1 - 025.2/16 20 PY - 1990/// CY - New York PB - Haworth Press KW - Collection development (Libraries) KW - Discarding of books, periodicals, etc KW - Local KW - Reference books KW - Bibliography KW - Methodology KW - Libraries KW - Special collections KW - Reference services (Libraries) N1 - Published also as no. 29 of the Reference librarian; Includes bibliographical references ER -