 |
This work is in the public domain because it was published in the United States between 1978 and March 1, 1989 without a copyright notice, and its copyright was not subsequently registered with the U.S. Copyright Office within 5 years. It is not in the public domain in the following countries that do not apply the rule of the shorter term for US works: Canada, China (not Hong Kong, Macao or Taiwan Area), Germany, Mexico, Switzerland, and other countries with individual treaties. See this page for further explanation. |
|
