Gallico, P. (2007). The snow goose and other stories. Pearson Education Limited.
Chicago-viite (17. p.)Gallico, Paul. The Snow Goose and Other Stories. Harlow, Essex: Pearson Education Limited, 2007.
MLA-viite (9. p.)Gallico, Paul. The Snow Goose and Other Stories. Pearson Education Limited, 2007.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.