Zaimmudin Khairi
Fakultas Teknik Universitas Indonesia, 2012
UI - Skripsi Open
Feldman, Tony
Routledge, 1997
Buku Teks SO
Pertierra, Anna Cristina
Polity Press, 2018
Buku Teks SO
Feldman, Tony
Routledge, 1997
Buku Teks
Lindgren, Simon
Sage, 2017
Buku Teks SO