The basics of social research di Babbie, Earl R.

The elements of social scientific thinking di Hoover, Kenneth R. 1940-, Donovan, Todd

Evaluating research in academic journals a practical guide to realistic evaluation di Pyrczak, Fred, Bruce, Randall R.

Manwal sa panlipunang pananaliksik di Simbulan, Roland G.

The elements of social scientific thinking di Hoover, Kenneth R. 1940-

Social analysis systems 2 (SAS2) a guide to collaborative inquiry and social engagement di Chevalier, Jacques M. 1949-

Research methods in the social sciences di Nachmias, Chava Frankfort

The basics of social research di Babbie, Earl R.

Making social sciences more scientific the need for predictive models di Taagepera, Rein

Available for the University of the Philippines System via Oxford scholarship online. Click here to access

The Sage encyclopedia of qualitative research methods

Available for UP System via SAGE knowledge