
Library of Congress. Copyright Office · 英语
Library of Congress. Copyright Office · 英语
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原文 (英语)
United States Copyright Office Circular 21 Reproduction of Copyrighted Works by Educators and Librarians ———————————————————————————————————— Many educators and librarians ask about the fair use and photocopying provisions of the copyright law. The Copyright Office cannot give legal advice or offer opinions on what is permitted or prohibited. However, we have published in this circular basic information on some of the most important legislative provisions and other documents deal
Copyright Basics
Library of Congress. Copyright Office
Copyright Renewals 1953
Library of Congress. Copyright Office
中译Copyright Renewals 1954
Library of Congress. Copyright Office
Copyright Renewals 1957
Library of Congress. Copyright Office
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