John Updike's tstimony given before the Subcommittee on Select Education of the House of Representatives Committee on Education and Labor in Boston, Massachusetts, January 30, 1978.
"Tax Residency clause may have been clumsily worded: P Chidambaram". Interview with Supriya Shrinate, Swaminathan S. Anklesaria Aiyar, economictimes.indiatimes.com. Mar 1, 2013.