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Welford's guide to reference material / Edited by A.J. Walford; with the assistance of Anthony P. Harvey and H. Drubba. - - 4th ed. - - London : The Library Association, 1980 - vol.

CONTENTS :vol.1. Science and technology.

ISBN: 0853656118

Subjects--Topical Terms:
Reference books-Bibl.

LC Class. No.: Ref Z1035.1 / W25 1980