Mendelssohn, Felix
Letters
Pantheon Books, 1945
 Buku Teks SO
Said Nursi
The letters
Kaynak, 1998
 Buku Teks SO
Lewis, C.S.
The screwtape letters
The Centenary Press, 1946
 Buku Teks SO
Macleod, Janice
Paris letters
Gramedia Pustaka Utama, 2017
 Buku Teks SO
Marx, Groucho
Groucho letters : letters from and to Groucho Marx
Simon and Schuster, 1967
 Buku Teks SO