Knight Erika & Heseltine, J. (2003). Simple crochet (First edition.). Clarkson Potter/Publishers.
Lua i Stíl Chicago (17ú heag.)Knight Erika agus John Heseltine. Simple Crochet. First edition. New York: Clarkson Potter/Publishers, 2003.
Lua MLA (9ú heag.)Knight Erika agus John Heseltine. Simple Crochet. First edition. Clarkson Potter/Publishers, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.