Handbook of mixed methods in social & behavioral research /

Cyhoeddwyd 2003

Foundations of mixed methods research : integrating quantitative and qualitative approaches in the social and behavioral sciences /

gan Teddlie, Charles
Cyhoeddwyd 2009

Mixed methodology : combining qualitative and quantitative approaches /

gan Tashakkori, Abbas
Cyhoeddwyd 1998

Sage handbook of mixed methods in social & behavioral research /

Cyhoeddwyd 2010