Junsuke Hara
Inequality amid affluence: social stratification in Japan
Trans Pacific Press, 2005
 Buku Teks
Berreman, Gerald D.
Ras, caste and other invidious distinction social stratification
Centre for Strategic and International Studies, [1972]
 Buku Teks
Shyles, Leonard
Deciphering cyberspace : making the most of digital communication technology
Sage Publication Inc. , 2003
 Buku Teks
Annissa Putri
Stratifikasi sosial dalam kisah cinta novel Ketemu Suwiraning Daging karya Ch. Is Sarjoko = Social stratification in the love story of novel Ketemu Suwiraning Daging written by Ch. Is Sarjoko / Annissa Putri
2015
 UI - Skripsi Membership
Keller, Suzanne
Beyond the ruling class : strategic elites in modern class
Random House, 1968
 Buku Teks