Pilkey, D. (1991). A friend for Dragon: Dragon's first tale. Orchard Books.
Cita Chicago Style (17a ed.)Pilkey, Dav. A Friend for Dragon: Dragon's First Tale. New York: Orchard Books, 1991.
Cita MLA (8a ed.)Pilkey, Dav. A Friend for Dragon: Dragon's First Tale. Orchard Books, 1991.
Precaución: Estas citas no son 100% exactas.