Reference manual for machine-readable bibliographic descriptions
By: compiled and edited by H. Dierickx and A. Hopkinson (for the) UnisistInternational Centre for Bibliographic Descriptions (UNIBID).
Contributors: Dierick, H.; Hopkinson, Alan.; UNIBID.
Edition: 2nd rev. ed.
Series: PGI/81/WS/22
Publisher: Unesco
Published: 1981
Place of publication: Paris
Language: eng
Notes: Pierced for binder.

First edition compiled by M.D. Martin, Paris: Unesco, 1974.