Dictionary of race, ethnicity and culture
edited by Guido Bolaffi [and others]
Sage, 2003
 Buku Teks
The Winston dictionary : college edition
edited by William Dodge Lewis, Henry Seidel Canby, Thomas Kite Brown
The John C. Winston company, 1942
 Buku Referensi
The Merriam-Webster dictionary : international edition
Merriam-Webster, 2004
 Buku Referensi
The Macmillan visual dictionary : multilingual edition
Macmillan, 1994
 Buku Referensi
The dictionary of human geography : fourth edition
edited by R.J. Johnston, Derek Gregory, Geraldine Pratt, Michael Watts
Blackwell Publishing, 2000
 Buku Referensi