Hakim, Catherine.
Research design : successful designs for social and economic research / Catherine Hakim. - 2nd ed. - Routledge 2000.
13382
Social sciences - Research - Methodology.
Research.
H62 / Hak.
Research design : successful designs for social and economic research / Catherine Hakim. - 2nd ed. - Routledge 2000.
13382
Social sciences - Research - Methodology.
Research.
H62 / Hak.