Coba jelasin Catatan dari Pilar-Pilar Asoka dong

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Harle, J.C., The Art and Architecture of the Indian Subcontinent, 2nd edn. 1994, Yale University Press Pelican History of Art, ISBN 0300062176

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Falk, H. Asokan Sites and Artefacts: a A Source-book with Bibliography, 2006, Volume 18 of Monographien zur indischen Archäologie, Kunst und Philologie, Von Zabern, ISSN 0170-8864