Green, J. (2008). Paper towns. Bloomsbury.
Chicago-viite (17. p.)Green, John. Paper Towns. London: Bloomsbury, 2008.
MLA-viite (8. p.)Green, John. Paper Towns. Bloomsbury, 2008.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.
Green, J. (2008). Paper towns. Bloomsbury.
Chicago-viite (17. p.)Green, John. Paper Towns. London: Bloomsbury, 2008.
MLA-viite (8. p.)Green, John. Paper Towns. Bloomsbury, 2008.