Greenbaum, Thomas L. The practical handbook and guide to focus group research by Thomas L. Greenbaum - Lexignton: D.C. Heath and Co. 1988 - vi, 191p., bib., ind. 23 cm x 19 cm ISBN: 0669248223 Subjects--Topical Terms: focus groupgroup researchmarketing research Dewey Class. No.: 658.83 / GRE