Jason Neelis. Early Buddhist Transmission and Trade Networks: Mobility and Exchange Within and Beyond the Northwestern Borderlands of South Asia. Brill. 2011. ISBN 978-90-04-18159-5 (анг.)
Richard F. Gombrich. Buddhism: Critical Concepts in Religious Studies, 8 volumes, London: Routledge. 2006 (анг.)
Braj B. Kachru, Yamuna Kachru, S.N. Sridhar. Language in South Asia. Cambridge University Press. ISBN 978-0-521-78141-1 (анг.)
David Ludden. India and South Asia: A Short History (2nd, revised ed.). Oneworld Publications. 2014. ISBN 978-1-85168-936-1 (анг.)
Geoffrey Samuel. The Origins of Yoga and Tantra. Indic Religions to the Thirteenth Century, Cambridge University Press. 2008. ISBN 978-0-521-87351-2 (анг.)
B. Metcalf, T.R. Metcalf. A Concise History of Modern India (2nd ed.), Cambridge University Press, 2006. ISBN 978-0-521-68225-1 (анг.)