共 7 条
- [5] 济南市人力资源服务企业发展所面临的问题及对策研究[D]. 刘菲.山东师范大学 2014
- [6] The Location and Growth of Business and Professional Services in American Metropolitan Areas, 1976-1986[J] . Breandan O hUallachain,Neil Reid.  Annals of the Association of American Geographers . 1991 (2)
- [7] Reducing Buyer Search Costs: Implications for Electronic Marketplaces[J] . J. Yannis Bakos.  Management Science . 1997 (12)