APA

Lewis B., ettinghausen r., meier f. & graber o. (1980). The World of Islam. London: Thames and Hudson.

Chicago

Lewis Bernard, ettinghausen richard, meier fritz and graber oleg. 1980. The World of Islam. London: Thames and Hudson.

Harvard

Lewis B., ettinghausen r., meier f. and graber o. (1980). The World of Islam. London: Thames and Hudson.

MLA

Lewis Bernard, ettinghausen richard, meier fritz and graber oleg. The World of Islam. London: Thames and Hudson. 1980.