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杨开忠，迈向空间一体化，四川人民出版社，1993年。
Toward Spatial Integration: Market Economy and Regional Development in China, Sichuan Renmin Press, Chengdu, 1993.
youdao
-
杨开忠，迈向空间一体化，四川人民出版社，1993年。
Toward Spatial Integration: Market Economy and Regional Development in China, Sichuan Renmin Press, Chengdu, 1993.
youdao