Explanation:

- Tolkappiyam: This is an ancient Tamil text on grammar and linguistics, not related to statecraft or Krishnadevaraya.

- Amuktamalyada: This is a Telugu work written by Krishnadevaraya, the emperor of the Vijayanagara Empire. It deals with the administration and governance, providing insights into how a kingdom should be ruled.

- Kadambari: A classic Sanskrit novel by Banabhatta, it is a romantic narrative and does not relate to statecraft or Krishnadevaraya.

- Karpuramanjari: This is a work in Prakrit by Rajasekhara, primarily a drama, not associated with statecraft or Krishnadevaraya.