Product testing with consumers for research guidance : special consumer groups /
edited by Louise S. Wu and Ayn D. Gelinas.
- Philadelphia, PA : ASTM, 1992.
- v. : ill. ; 23-24 cm.
- vol. 2 .
0803114796
1064-8534
93642538
Commercial products--Testing--Congresses. Consumers' preferences--Congresses Marketing research--Congresses. New products--Congresses.