Langford, Joseph D.
Overview
| Works: | 1 works in 0 publications in 0 languages | |
|---|---|---|
Titles
Focus groups = supporting effective product development /
by:
Langford, Joseph D.; McDonagh, Deana.; NetLibrary, Inc.
(Language materials, printed)
Focus groups : = supporting effective product development /
by:
Langford, Joseph D.; McDonagh, Deana.
(Language materials, printed)