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1
An Applied guide to research designs quantitative, qualitative, and mixed methods
প্রকাশিত 2017গ্রন্থ -
2
Introducing research methodology a beginner's guide to doing a research project
প্রকাশিত 2015গ্রন্থ -
3
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4
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5
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6
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7
How to do research a practical guide to designing and managing research projects
প্রকাশিত 2006গ্রন্থ -
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