↑Karl R. DeRouen, Paul Bellamy, International Security and the United States: An Encyclopedia, Volume 2, Greenwood Publishing Group (2008), p. 597. "There are no exact figures of the percentage of Shias and estimates vary between 5 and 15 percent.".
↑Sources of Indian Traditions: Modern India, Pakistan, and Bangladesh (collective), Columbia University Press (2014), p. 751. ""Among Muslims, Shias (5-20 percent)..."
↑Robert V. Preger, Pakistan in Focus: Recent Events, Issues, and Analyses, Nova Science Publishers (2007), p. 11. The overwhelming majority of the population (96.3 percent) is Muslim, of whom approximately 95 percent are Sunni and 5 percent Shia. Sunnis and Shias are subdivided into numerous sects.