Spratt, R. A., & Santat, D. (2012). Nanny Piggins and the wicked plan (1st U.S. ed.). Little, Brown.
Lua i Stíl Chicago (17ú heag.)Spratt, R. A., agus Dan Santat. Nanny Piggins and the Wicked Plan. 1st U.S. ed. New York: Little, Brown, 2012.
Lua MLA (8ú heag.)Spratt, R. A., agus Dan Santat. Nanny Piggins and the Wicked Plan. 1st U.S. ed. Little, Brown, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.