The collected essays, Journalism and letters of George Orwell; Volume 3
edited by Sonia Orwell and Ian Angus
Harvest Book, 1968
 Buku Teks SO
The collected essays, journalism and letters of George Orwell; Volume 2
edited by Sonia Orwell and Ian Angus
Harvest Book, 1968
 Buku Teks SO
Muhammad Nida` Fadlan
Surat-surat eyang hasan maolani lengkong suntingan teks dan analisis isi = The letters of eyang hasan maolani from lengkong editing text and content analysis
Fakultas Ilmu Pengetahuan Budaya Universitas Indonesia, 2015
 UI - Tesis Membership
C. Christhopher
Dynamics of journalism
Anmol Publicatioans PVT. ltd, 1997
 Buku Teks SO
Said Nursi
The letters
Kaynak, 1998
 Buku Teks SO