TY  - BOOK
AU  - Morgan, David L
TI  - Basic and advanced focus groups
U1  - 001.433 M821B 
PY  - 2019///
CY  - California
PB  - Sage Publications
N1  - 3913 26/12/2019 HBD20/8170 21/01/2020 IHTM (SFS)
ER  -