Graaff, Nell van de
We survived : a mothers story of Japanese captivity
University of Queensland press , 1989
 Buku Teks SO
Dewantara, Made Handijaya
How could the airline industry in Indonesia survives through covid-19? - tourism perspective
Ary Suta Center, 2020
 Artikel Jurnal
Mackenzie, Kenneth
The English parliament
Penguin Books, 1951
 Buku Teks SO
King, Horace Maybray
Parliament and freedom
John Murray, 1953
 Buku Teks
Shitikov, Alexei
Soviet parliament : how it works
Novosty Press Agency Publishing Hause , 1978
 Buku Teks SO