Rose, Peter I., foreword
They and we : racial and ethnic relations in the United States / Peter I. Rose
Random House, 1964
 Buku Teks
Race relations and the race problem: a definition and an analysis
edited by Edgar T. Thompson, Robert E. Park
Duke University Press, 1939
 Buku Teks
Myers, Gustavus
History of bigotry in the United States
Random House, 1943
 Buku Teks
Myrdal, Gunnar, 1898-
An American dilemma: the Negro problem and modern democracy
Harper & Brothers , 1944
 Buku Teks
Dunbar-Ortiz, Roxanne, 1939-
An indigenous peoples' history of the United States
Beacon Press, 2014
 Buku Teks