5Holton, R J. Cities and the transitions to capitalism and socialism [ J]. International Journal of Urban and Regional Research, 1984 ( 1 ) :13 -37.
6Lever, W F. Delinking urban economies:the European experi- ence[ J]. Journal of urban affairs, 1997(2) :227 -238.
7Daniels, P W. Service sector restructuring and metropolitan de- velopment : processes and prospects [ J ]. Services and Metropolitan Development : International Perspectives, 1991 : 1 - 25.
8Friedmann, J. Regional Development Policy: A Case Study of Venezuela [ M ]. Cambridge, Mass. : MIT Press, 1966.
9Globalization and World Cities (GaWC) , Study Group and Net- work. The World According to GaWC 2010 [ R]. Loughborough University. 2011.