Hanson, C.W. Introduction to science-information work - Aslib 1971 - 199 - Information services ISBN: 85142 033 8 = Hanson, C.W. Standard No.: M Standard Tech. Report. No.: LCCN: B Nat. Bib. No.: 3231 Nat. Bib. Agency Control No.: 025.5HAN Subjects--Topical Terms: Information sciences Universal Decimal Class. No.: 025.5