(马来)许友彬著. (2017). 快乐四人组. 青岛出版社.
Lua i Stíl Chicago (17ú heag.)(马来)许友彬著. 快乐四人组. 青岛出版社, 2017.
Lua MLA (8ú heag.)(马来)许友彬著. 快乐四人组. 青岛出版社, 2017.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)