Gibbons, J., & Oliveira, B. (2006). The Essence of the Iterator Pattern.
Lua i Stíl Chicago (17ú heag.)Gibbons, J., agus B. Oliveira. The Essence of the Iterator Pattern. 2006.
Lua MLA (9ú heag.)Gibbons, J., agus B. Oliveira. The Essence of the Iterator Pattern. 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.