TY - BOOK AU - Hakim Catherine TI - Secondary analysis in social research : A guide to data sources and methods with examples T2 - Contemporary Social Research Series, 5 SN - 0043120156 U1 - Sigma:f, M2 PY - 1982/// CY - London PB - George Allen & Unwin India KW - RESEARCH METHODS KW - SOCIAL SCIENCES ER -