http://dewey.info/scheme/edition/e23/ en
491.4 Modern Indo-Aryan languages
491.49 Other Indo-Aryan languages
491.492 Languages of east central zone of Indo-Aryan languages (Eastern Hindi languages) 491.495 Nepali language 491.496 Pahari languages 491.497 Romani 491.499 Dardic (Pisacha) languages
Dewey Decimal Classification
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