Social research methods: qualitative and quantitative approaches.
NEUMAN (W Lawrence).
Social research methods: qualitative and quantitative approaches. - 6 - New Delhi Dorling Kindersley 2008 - viii,592.
302.072 / NEUW
Social research methods: qualitative and quantitative approaches. - 6 - New Delhi Dorling Kindersley 2008 - viii,592.
302.072 / NEUW