Dargan, O. T. The Welsh Pony, Described in two letters to a friend.
Chicago-viite (17. p.)Dargan, Olive Tilford. The Welsh Pony, Described in Two Letters to a Friend.
MLA-viite (9. p.)Dargan, Olive Tilford. The Welsh Pony, Described in Two Letters to a Friend.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.