Gaya APA

Illes, J. (2009). The encyclopedia of spirits: The ultimate guide to the magic of fairies, genies, demons, ghosts, gods, and goddesses. . New York: New York HarperCollins Publishers.

Gaya MLA

Illes, Judika. "The encyclopedia of spirits: The ultimate guide to the magic of fairies, genies, demons, ghosts, gods, and goddesses. ". New York: New York HarperCollins Publishers, 2009. Buku.