Gupta, A. K. (2011). Research methodology: Methods and techniques (2 edition.).
Chicago Style citaatGupta, A K. Research Methodology: Methods and Techniques. 2 edition. Vayu Education of India, Delhi, 2011.
MLA citatieGupta, A K. Research Methodology: Methods and Techniques. 2 edition. 2011.
Let op: Deze citaties zijn niet altijd 100% accuraat.