TY  - BOOK
AU  - Gilbert,Leslie A.
AU  - Wright,Jan W.
TI  - Non-book materials : their bibliographic control : : a proposed com puter system for the cataloguing of audio-visual materials in the Unite d Kingdom / 
SN  - 0900313218
U1  - 025.347 
PY  - 1971///
CY  - London : 
PB  - National Council for Educational Technology ; Distribute d by Councils and Education Press, 
KW  - Machine-readable bibliographic data
KW  - Cataloging of nonbook materials
N1  -  Includes bibliographical references (p. 83)
ER  -