• Pratiyogita Darpan (Extra Issue), Political Science, Oriented Series 22
• Ashutosh Roy, Political Science, Upkar Publications
• S.P Verma and Iqbal Narain, ed, Fourth General Elections in India, Vol. I, (New Delhi: Orient and Longmans, 1968), p. xiv.
• M Laxmikanth, 4th Edition
• Inflibnet
• National Digital Library