TY  - BOOK
AU  - Gomm Roger
TI  - Social research methodology: A critical introduct   
SN  - 0333637283.
U1  - Sigma b4, P4 
PY  - 2004///
CY  - New York
PB  - Palgrave macmillan USA       
KW  - Social Science
N1  - Bib p 323-43
ER  -