Hammond, Allen L.
Which world ? scenarios for the 21st Century : global destinies, regional choices
Earthscan Publications, 1998
Buku Teks
Gardiner, Gareth S.
21st century manager: meeting the challenges opportunities of the new corporate age
Peterso's, 1996
Buku Teks
Hirst, Paul
War and power in the 21st century: perang dan kekuatan di abad ke-21: konflik militer, negara dan sistem internasional
Murai Kencana, 2004
Buku Teks
Asia in the 21st century: emerging thoughts & philosophy of an Asian century / edited by Abdul Razak Abdullah Baginda
Pelanduk Publications, 1996
Buku Teks
Suicide or survival? challenge of the year 2000 / Unesco
[publisher not identified], 1978
Buku Teks