Interaction in the Thai Bureaucracy: Structure, Culture, and Social Exchange. By David F. Haas. Boulder, Colo.: Westview Press, 1979. xii, 180 pp. Appendixes, References, Tables, Figures. $18. - Mayors and Managers in Thailand: The Struggle for Political Life in Administrative Settings. By Ronald L. Krannich. Athens, Ohio: Ohio University Center for International Studies, Southeast Asia Program (Papers in International Studies, Southeast Asia Series No. 51), 1978. x, 129 pp. $6.