The focus group guidebook -1
Morgan,David
The focus group guidebook -1 - 3rd Ed.; - London SAGE, 1998 - xi,103p.; ill. 18cm
0761908188
Research
001.433 / MOR
The focus group guidebook -1 - 3rd Ed.; - London SAGE, 1998 - xi,103p.; ill. 18cm
0761908188
Research
001.433 / MOR