Hubbard, L. Ron, 1911-1986
Literary correspondence : letters &​ journals
Bridge Publications, Inc., 2012
 Buku Referensi
Selections from poetry : letters and journals
edited by Peter Quennell
The Nonesuch Press, 1949
 Buku Teks SO
Hubbard, L. Ron, 1911-1986
Early years of adventure : letters &​ journals
Bridge Publications, Inc., 2012
 Buku Referensi
George Eliots life as related in her letters and journals; Vol. 3
arranged and edited by her husband J.W. Cross
William Blackwood and Sons, 1885
 Buku Teks SO
George Eliots life as related in her letters and journals; Vol. 2
arranged and edited by her husband J.W. Cross
Edinburgh Blackwood , 1885
 Buku Teks SO