The yellow sand hills : China through Chinese eyes / A. Z. M. Obaidullah Khan. Obaidullah Khan, A. Z. M. Communes (China) DS777.55 .O19 951 OBY Comilla : Bangladesh Academy for Rural Development, 1975. 1975. 1975 Text 6, 234 p., [2] leaves of plates : eng China Social conditions 1949-1976.