社会研究导论：定量与定性的路径：quantitative & ualitative approaches 社会研究方法：定性和定量的取向：qualitative and quantitative approaches quantitative & ualitative approaches 社会研究入门：如何理解我们的日常生活：qualitative and quantitative approaches 教育研究：定量、定性和混合方法：quantitative, qualitative, and mixed approaches combining qualitative and quantitative approaches qualitative and quantitative approaches an introduction to qualitative and quantitative approaches 混合方法论：定性方法和定量方法的结合：combining qualitative and quantitative approaches Qualitative and quantitative approaches