The identifier 987654321/6231 does not correspond to a valid constants.object in NCUEIR. This may be because of one of the following reasons:
- The URL of the current page is incorrect - if you followed a link from outside of NCUEIR it may be mistyped or corrupt.
- You entered an invalid ID into a form - please try again.
If you're having problems, or you expected the ID to work, feel free to contact the site administrators.
National Changhua University of Education Institutional Repository
Go to the NCUEIR home page