(1886). Letter, To: "My Dear Sister Nann," December 20, 1886.
Chicago-viite (17. p.)Letter, To: "My Dear Sister Nann," December 20, 1886. 1886.
MLA-viite (8. p.)Letter, To: "My Dear Sister Nann," December 20, 1886. 1886.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.