The American Library Association's Bill of Rights was
"adopted June 18, 1948, by the ALA Council; amended February 2, 1961; amended June 28, 1967; amended January 23, 1980; inclusion of “age” reaffirmed January 24, 1996."
"adopted June 18, 1948, by the ALA Council; amended February 2, 1961; amended June 28, 1967; amended January 23, 1980; inclusion of “age” reaffirmed January 24, 1996."