TY - BOOK AU - Walford,A.J. ED - Library Association. TI - Guide to reference material SN - 0853653267 U1 - 025.52 16 PY - 1973/// CY - London PB - Library Association KW - Reference books KW - Bibliography N1 - Editor: 1959-1977 A.J. Walford; Includes indexes ER -