Character above all : ten presidents from FDR to George Bush / edited by Robert A. Wilson
Simon & Schuster, 1995
 Buku Teks
Whipple, Leon
Our ancient liberties : The story of the origin and meaning of civil and religious liberty in the United States / By Leon Whipple
Da Capo Press, 1972
 Buku Teks SO
Jose, Nicholas
The custodians
Picador, 1997
 Buku Teks
Scott, F.R. (Francis Reginald)
Civil liberties and Canadian federalism
Published in co-operation with Carleton University by University of Toronto Press, 1959
 Buku Teks SO
"Texes to the rich, welfare to the poor" Wilson
 Artikel Jurnal