1. Chandra, Kanchan, Why ethnic parties succeed: patronage and ethnic head counts in India, (CUP, 2007)
2. Chhibber, Pradeep, Democracy Without Associations: Transformation of the Party System and Social Cleavages in India. (University of Michigan Press, 1999).
3. Jaffrelot, Christophe, Religion, Caste, and Politics in India, (Primus Books, 2010).
4. Lawrence LeDuc, Richard G. Niemi and Pippa Norris, Comparing Democracies 2: New Challenge in the Study of Election and Voting(Sage: 2002)
5. Thachil, Tariq, Do Policies matter in Indian elections? India in Transition, Center For The Advanced Study Of India, University of Pennsylvania, (April, 2010).