Ely, H. (2005). Twilight musings: The International Library of Poetry. International Library of Poetry.
Chicago-viite (17. p.)Ely, Howard. Twilight Musings: The International Library of Poetry. Owing Mills, MD: International Library of Poetry, 2005.
MLA-viite (9. p.)Ely, Howard. Twilight Musings: The International Library of Poetry. International Library of Poetry, 2005.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.