EBOOK: The good research guide: For small-scale social research projects. [No authors listed] GSID: azeK2YdvHLgJ
Research methods in education. Morrison K. L Cohen, L Manion, K Morrison - 2002 - taylorfrancis.com GSID: 2N-hKanxQCoJ
Foundations of mixed methods research: Integrating quantitative and qualitative approaches in the social and behavioral sciences. [No authors listed] GSID: j3R2vrLmmgAJ