Caste in colonial India, caste in South India, caste discrimination as experienced by Dalits, the life and philosophy of an ur-Brahmin--here are the books to read:
The Last Brahmin, by Rani Siva Sankara Sarma, hardback, 200 pages, Rs 395
Plain Speaking, by A.N. Sattananathan, hardback, 235 pages, Rs 395
Brahmin and Non-Brahmin, by M.S.S. Pandian, hardback, 286 pages, Rs 650.
There's also Nicholas Dirks's Castes of Mind for a history of the construction of caste in colonial India. (Paperback, 380 pages, Rs 350.)