1. Chen, Huai-En & Jian-He Huang (2007) The Practice of Bike-Riding around the 　　Island. Taipei: Da-Kuai.

2. The Department of Transportation, the Taipei City Government (2011) The 　　Official Website of the Deparment of Transportation (http://www.dot.taipei.gov.tw/ )

3. The Department of Transportation, the Taipei City Government (2011) The 　　Official Website of Youbikes (http://www.youbike.com.tw/).

4. The Taipei City Government (1999) The Website of Services for Citizens (　　http://1999.taipei.gov.tw/).

5. Wang, Po-Ling (200) An Introduction to Marketing (I). New Taipei: Lung-Teng.

6. Wong, Ying-Jie (2010) An Introduction to Marketing (I). Taipei: New Wen-Jing.

7. Ye, Yi-Xiou & Shu-Min Li (2011) An Introduction to Business. New Taipei: Dong-Dai.

8. Zou, Yu-Shou, Shu-Shan Zhang and You-Yi Liang (2010) The Transportation of 　　the Last Mil: the Website of Youbikes (http://win.kfps.tp.edu.tw/~ubike/22.htm).