បញ្ជីឯកសារយោង
1) Creswell, J. W. (2014). Research Design: Qualitative, Quantitative, and Mixed Methods Approaches (4th ed.). Thousand Oaks, CA: SAGE Publications.
2) Kumar, R. (2019). Research Methodology: A Step-by-Step Guide for Beginners (5th ed.). SAGE Publications.
3) Neuman, W. L. (2014). Social Research Methods: Qualitative and Quantitative Approaches (7th ed.). Pearson.
4) Neuman, W. L. (2014). Social Research Methods: Qualitative and Quantitative Approaches (7th ed.). Pearson.
5) Punch, K. F. (2014). Introduction to Social Research: Quantitative and Qualitative Approaches. SAGE Publications.
6) Kerlinger, F. N., & Lee, H. B. (2000). Foundations of Behavioral Research (4th ed.). Wadsworth.
7) Gay, L. R., Mills, G. E., & Airasian, P. (2012). Educational Research: Competencies for Analysis and Applications (10th ed.). Pearson.
8) Neuman, W. L. (2014). Social Research Methods: Qualitative and Quantitative Approaches (7th Edition). Pearson.
9) Babbie, E. (2013). The Practice of Social Research (13th Edition). Cengage Learning.
10) Burns, R. B., & Grove, S. K. (2010). Understanding Nursing Research: Building an Evidence-Based Practice (5th Edition). Elsevier.
11) Field, A. (2013). Discovering Statistics Using IBM SPSS Statistics (4th Edition). Sage Publications.