An Act Requiring The Filing Of Two (2) Copies Of All Books, Treatises And Literary Works On Law With The Supreme Court Library, Amending For The Purpose Presidential Decree No. 49, Otherwise Known As

An Act Requiring The Filing Of Two (2) Copies Of All Books, Treatises And Literary Works On Law With The Supreme Court Library, Amending For The Purpose Presidential Decree No. 49, Otherwise Known As The Copyright Law Of The Philippines