This work was first published in Brunei and is now in the public domain because its copyright protection has expired by virtue of the Emergency (Copyright) Order, enacted 1999 (details). The work meets one of the following criteria:
Type of work
In public domain after
Published/created/assented/author(s) died before
Section
Literary, dramatic, musical or artistic
50 years from date of commercial publication (within 75 years of creation) of a Brunei Government work
1 January 1974
167(1)(3)(b)
125 years from creation of a Brunei Government work, otherwise
Note that this work might not be in the public domain in countries that do not apply the rule of the shorter term and have copyright terms longer than life of the author plus 50 years. In particular, Mexico is 100 years, Jamaica is 95 years, Colombia is 80 years, Guatemala and Samoa are 75 years, Switzerland and the United States are 70 years, and Venezuela is 60 years.