This work was first published in Bangladesh and is now in the public domain because its copyright protection has expired by virtue of the Copyright Act, enacted 2000 (details). The work meets one of the following criteria:
It is an anonymous, pseudonymous or posthumous work and 60 years have passed since the year of its publication
It is a photographic or cinematographic work and 60 years have passed since the year of its publication
It is a government work or a work of an international organisation and 60 years have passed since the year of its publication
It is a literary, dramatic, musical or artistic work and 60 years have passed since the year of death of the author (or last-surviving author)
你必須增加美國公有領域標籤顯示為何這個作品在美國屬於公有領域。 請注意這個作品在不適用較短期限法則的國家可能並不屬於公有領域,並有超過作者逝世後60年的著作權期限。其中,墨西哥為100年,牙買加為95年,哥倫比亞為80年,瓜地馬拉與薩摩亞為75年,瑞士和美國為70年。 বাংলা | English | +/−
Public domainPublic domainfalsefalse
This work is in the public domain in the United States because it meets three requirements:
it was first published outside the United States (and not published in the U.S. within 30 days),
it was first published before 1 March 1989 without copyright notice or before 1964 without copyright renewal or before the source country established copyright relations with the United States,
it was in the public domain in its home country on the URAA date (January 1, 1996 for most countries).