Proceedings of COM Cataloguing Workshop Seminar - Hatfield Polytechnic : Hatfield, Eng National Reprographic Centre for Documentation 1973 - 68 leaves ; 31 cm. - National Reprographic Centre for Documentation. NRCD occasional paper ; no.6. . Photocopy of typescript. ISBN: 0852670540 LCCN: wl-n75-001877 Subjects--Topical Terms: Microfilm services--CongressesCataloging--CongressesComputer output microfilm devices--Congresses