«Indian subcontinent» > Geology and Geography [Архівовано 20 лютого 2012 у Wayback Machine.]. The Columbia Electronic Encyclopedia, 6th ed. Columbia University Press, 2003: «region, S central Asia, comprising the countries of Pakistan, India, and Bangladesh and the Himalayan states of Nepal, and Bhutan. Sri Lanka, an island off the southeastern tip of the Indian peninsula, is often considered a part of the subcontinent.»
«Indian subcontinent» > Geology and Geography [Архівовано 20 лютого 2012 у Wayback Machine.]. The Columbia Electronic Encyclopedia, 6th ed. Columbia University Press, 2003: «region, S central Asia, comprising the countries of Pakistan, India, and Bangladesh and the Himalayan states of Nepal, and Bhutan. Sri Lanka, an island off the southeastern tip of the Indian peninsula, is often considered a part of the subcontinent.»