The Quest for the Origins of Vedic Culture: The Indo-Aryan Migration Debate', Oxford; New York: Oxford University Press, 2001, 387 p. — (ISBN0-19-513777-9), (ISBN0-19-516947-6)
Krishna: The Beautiful Legend of God; Śrīmad Bhāgavata Purāṇa, Londres: Penguin Books, 2003, 515 p. — (ISBN0-14-044799-7)
avec Maria L. Ekstrand, The Hare Krishna Movement: The Postcharismatic Fate of a Religious Transplant, New York, Chichester: Columbia University Press, 2004, 448 p. — (ISBN0-231-12256-X)
avec Laurie L. Patton, Indo-Aryan Controversy: Evidence and Inference in Indian History, Londres: Routledge, 2005, 522 p. — (ISBN0-7007-1462-6) (cased), (ISBN0-7007-1463-4)