So, Alvin Yiu-Cheong Gentry and the capitalist world-system : a study of the political economy of the South China silk district / Alvin Yiu-Cheong So - Los Angeles, Calif. : University of California, 1982 - xii, 239 p. ; 21 cm. Thesis (Ph.D.)-University of California, 1982 Subjects--Topical Terms: Capitalism Subjects--Geographic Terms: China--Economic conditions