The significance test controversy: a reader
edited by Denton E. Morrison and Ramon E. Henkel
Aldine, 1973
 Buku Teks SO
Briggs, Lawrence Palmer
Transactions of the American philosophical society
The American Philosophical Society, 1951
 Buku Teks SO
Advancing rule of law in a global context
CRC press, 2020
 eBooks
Stone, John
Racial conflict in global society
Polity Press, 2014
 Buku Teks SO
Weinrich, A.K.H.
Women and racial discrimination in Rhodesia
Unesco, 1979
 Buku Teks SO