Research methods in social science od Malone, Tim

Encyclopedia of research design

Available for UP System via Sage Knowledge

Doing qualitative research od Crabtree, Benjamin F., Miller, Benjamin, F.

Designing and conducting mixed methods research od Creswell, John W., Plano Clark, Vicki L.

Foundations of mixed methods research integrating quantitative and qualitative approaches in the social and behavioral sciences od Tashakkori, Abbas, Johnson, Burke, Teddlie, Charles

The Oxford handbook of multimethod and mixed methods research inquiry

An applied guide to research designs quantitative, qualitative, and mixed methods od Edmonds, W. Alex, Kennedy, Thomas D.

Research design qualitative, quantitative, and mixed methods approaches od Creswell, John W., Creswell, J. David

Making sense in the social sciences od Northey, Margot

Research design quantitative, qualitative, mixed methods, arts-based, and community-based participatory research approaches od Leavy, Patricia 1975-