TY - BOOK AU - Fairfax,Olivia AU - Durham,John AU - Wilson,Warwick ED - British Library TI - Audio-visual materials: development of a national cataloguing and information service : report of a joint feasibility study for the British Library and the Council for Educational Technology SN - 0902204645 : U1 - 025.347 PY - 1976/// CY - London PB - C.E.T. Distributed by Councils and Education Press KW - Cataloging of audio-visual materials KW - Audio-visual materials KW - Great Britain KW - Information services KW - Audio-visual library service N1 - Includes bibliographical references and index ER -