Porter, E. H. (2021). Pollyanna. Wonder House.
Lua i Stíl Chicago (17ú heag.)Porter, Eleanor H. Pollyanna. Not mentioned: Wonder House, 2021.
Lua MLA (9ú heag.)Porter, Eleanor H. Pollyanna. Wonder House, 2021.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.