Ranjit Kumar. (2016). Research methodology: A Step by step guide for beginners (Ed.2.). Pearson Education.
Chicago-стиль цитированияRanjit Kumar. Research Methodology: A Step by Step Guide for Beginners. Ed.2. South Asia: Pearson Education, 2016.
MLA-цитированиеRanjit Kumar. Research Methodology: A Step by Step Guide for Beginners. Ed.2. Pearson Education, 2016.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.