Naciones Unidas. (1998). Programme for the further implementation of agenda 21: Adopted by governments at earth summit + 5 special session of the United Nations General Assembly, 23-28 June 1997 - New York. NU.
Chicago Style (17th ed.) CitationNaciones Unidas. Programme for the Further Implementation of Agenda 21: Adopted by Governments at Earth Summit + 5 Special Session of the United Nations General Assembly, 23-28 June 1997 - New York. New York: NU, 1998.
MLA (9th ed.) CitationNaciones Unidas. Programme for the Further Implementation of Agenda 21: Adopted by Governments at Earth Summit + 5 Special Session of the United Nations General Assembly, 23-28 June 1997 - New York. NU, 1998.