1. Social research methods: qualitative and quantitative approaches Neuman, W. Lawrence (William Lawrence), 1950- Boston, MA. : Pearson Education, 2019. SW510 SW341 SOC221 JOUR442
3. Social research methods: qualitative and quantitative approaches Bernard, H. Russell (Harvey Russell), 1940- Los Angeles, Calif. : SAGE Publications, c2013. SOC221
4. Research methods in the social sciences Frankfort-Nachmias, Chava, New York, NY : Worth Publishers, a Macmillan Education Company, [2015] SOC221
5. Qualitative research methods for the social sciences Berg, Bruce L. (Bruce Lawrence), 1954- Harlow, England : Pearson Education Limited, c2014. SOC221
