Helms, Christine Moss. The cohesion of Saudi Arabia : evolution of political identity / Christine Moss Helms. - Baltimore : Johns Hopkins University Press, 1981. - 313 p. : maps ; 23 cm. Includes index. Bibliography: p. 291-303. ISBN: 0801824753 LCCN: 80008026 Subjects--Geographic Terms: Saudi Arabia--Politics and government. LC Class. No.: DS244 / .H44 1981b Dewey Class. No.: 953/.8