The PDF file you selected should load here if your Web browser has a PDF reader plug-in installed (for example, a recent version of Adobe Acrobat Reader).

If you would like more information about how to print, save, and work with PDFs, Highwire Press provides a helpful Frequently Asked Questions about PDFs.

Alternatively, you can download the PDF file directly to your computer, from where it can be opened using a PDF reader. To download the PDF, click the Download link above.

Fullscreen Fullscreen Off

Refbacks

  • There are currently no refbacks.


Copyright (c) 2017 Weitao LIU

Creative Commons License
This work is licensed under a Creative Commons Attribution 4.0 International License.

Share us to:   

 

Please send your manuscripts to hess@cscanada.net，or  hess@cscanada.org  for consideration. We look forward to receiving your work.


 


 Articles published in Higher Education of Social Science are licensed under Creative Commons Attribution 4.0 (CC-BY).

HIGHER EDUCATION OF SOCIAL SCIENCE Editorial Office

Address: 1055 Rue Lucien-L'Allier, Unit #772, Montreal, QC H3G 3C4, Canada.
Telephone: 1-514-558 6138 
Website: Http://www.cscanada.net Http://www.cscanada.org 
E-mail: caooc@hotmail.com; office@cscanada.net

Copyright © 2010 Canadian Research & Development Center of Sciences and Cultures