Bikameral bukan federal
Agus Haryadi; Indonesia. Kelompok DPD di MPR RI.
Kelompok DPD di MPR RI, 2006
 Buku Teks SO
Reni Dwi Purnomosari
Implementasi sistem bikameral dalam parlemen Indonesia
Radja Grafindo Persada, 2005
 Buku Teks SO
Cowen, Zelman
Federal jurisdiction in Australia
Oxford University Press, 1959
 Buku Teks
Wright, Charles Alan
Law of federal courts
West Publishing, [1983, ]
 Buku Referensi
Brownlee, W. Elliot, 1941-
Federal taxation in America : a history
Cambridge University Press, 2016
 Buku Teks