National geological monuments / compiled by T.R. Anantharamu, Deepak Bellur, A.A. Bhasker ; coordinated by R. Sundaram = Rāshṭrīya Bhūvaijñānika smārakeṃ / saṅkalaka, Ṭī.Āra. Anantarāmu, Dīpaka Bellūra, E.E. Bhāskara ; samanvayana, Āra Sundarama | lit.salon