北京市零售商业与服务业中心和网点的过去、现在和未来
杨吾扬
THE RETAILING AND SERVICES CENTER AND NETWORK OF BEIJING─THEN, NOW AND LONG BEFORE
Yang Wuyang
地理学报 . 1994, (1): 9 -17 .  DOI: 10.11821/xb199401001