New special libraries: A periodic supplement to the fifth edition of directory of special libraries and information centers / Gale Research Company, Issue no. 3, October, 1980, entries 607-921 - Michigan: Gale Research Company, 1980 - 1758p. Issue no. 3 ISSN: 0193-4287 Subjects--Topical Terms: Special libraries Subjects--Index Terms: Periodic supplement Special libraries Universal Decimal Class. No.: D 026+022.6(71+73) / K3;L9