Vertovec, S. (Hg.): Migration and Diversity. Edward Elgar, Aldershot (2014), 864 S.

Chandra, U.: Maoism. In: The encyclopedia of political thought, S. 2259 - 2263 (Hg. Gibbons, M. T.; Coole, D.). Wiley-Blackwell, Chichester (2014)

Masoudi Nejad, R.: Iran. In: Worldmark Encyclopedia of Religious Practices Vol. 3, 2nd ed. Aufl., S. 121 - 131 (Hg. Riggs, T.). Gale Cengage Learning, Farmington Hills (2014)