APA (7th ed.) Citation

Somekh, B., & Lewin, C. (2011). Theory and methods in social research (2nd ed.). SAGE Publications.

Chicago Style (17th ed.) Citation

Somekh, Bridget, and Cathy Lewin. Theory and Methods in Social Research. 2nd ed. Los Angeles: SAGE Publications, 2011.

MLA (9th ed.) Citation

Somekh, Bridget, and Cathy Lewin. Theory and Methods in Social Research. 2nd ed. SAGE Publications, 2011.