Focus groups theory and practice od Stewart, David W., Shamdasani, Prem N.

Reconceptualizing qualitative research methodologies without methodology od Koro-Ljungberg, Mirka

Theoretical frameworks in qualitative research

The Wiley handbook of theoretical and philosophical psychology methods, approaches, and new directions for social sciences

Social science survey data sets in the public domain access, quality, and importance od Howell, David

Counterfactuals and causal inference methods and principles for social research od Morgan, Stephen L. (Stephen Lawrence) 1971-, Winship, Christopher

Available for University of the Philippines via Cambridge University Press. Click here to access
Also available remotely for University of the Philippines via Cambridge University Press. Click here to access thru EZproxy

Causal inference for statistics, social, and biomedical sciences an introduction od Imbens, Guido

Available for University of the Philippines via Cambridge University Press. Click here to access
Also available remotely for University of the Philippines via Cambridge University Press. Click here to access thru EZproxy

Research and writing guide for political science od Williams, Kristen P. 1964-

Interpretation and method empirical research methods and the interpretive turn

Introduction to social research quantitative & qualitative approaches od Punch, Keith F.