Sources
The bibliography.
Papers, reports, and primary texts the site has drawn on or translated. Translations link the editions they reproduce. The library grows over time.
Tier 2
Reputable; cite carefullyA History of Ancient and Early Medieval India
Upinder Singh · 2008 · Pearson Longman
Comprehensive survey textbook with extensive citations to primary archaeological literature.
Early India: From the Origins to AD 1300
Romila Thapar · 2002 · Penguin
Standard one-volume narrative history. Read for synthesis; check primary sources for specific claims.
Early Sources for South Asian Substrate Languages
Michael Witzel · 1999 · Mother Tongue (Special Issue, October 1999)
Witzel's much-cited argument for non-Indo-Aryan substrate languages preserved in Vedic. Influential, contested in places.
Kautilya's Arthashastra (English translation)
R. Shamasastry (translator), Kautilya · 1915 · Government Press, Bangalore
First complete English translation. Public domain. Hosted in the Swaveda translation library.
The Hymns of the Rigveda, Translated with a Popular Commentary
Ralph T. H. Griffith (translator) · 1896 · E. J. Lazarus & Co., Benares
Public-domain Rigveda translation. Older — modern scholars (e.g., Jamison & Brereton) have superseded it on philology — but still useful for orientation.