Give some names of authentic books on criticism and literary theories and also on cultural studies?

for Criticism, enright and chikera, m a r habib, saintsbury

for theory, Terry eagleton , David lodge, k. seturaman, pramod k Nayyar, raman Selden,

for cultural theory, Susan Sontag, Raymond Williams keywords.

you can do these first and then I can give you a host of other books

it is also advisable that you read the original works of critics and theorists so as to gain first hand experience of their words . not just reading the books on them will do