TY  - BOOK
AU  - Silverman, D.
TI  - Qualitative research: issues of theory, method, and practice 
SN  - 9781849204163
PY  - 2011///
CY  - Los Angeles
PB  - Sage
KW  - Public Health
KW  - Research Methodology
N1  - Includes bibliographical references and indexes
ER  -