Patterson, J. (2007). Step on a crack. Grand Central Publishing.
Lua i Stíl Chicago (17ú heag.)Patterson, James. Step on a Crack. New York: Grand Central Publishing, 2007.
Lua MLA (8ú heag.)Patterson, James. Step on a Crack. Grand Central Publishing, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.