Lua APA (7ú heag.)
Ratna, D. (2005). Epoxy composites: Impact resistance and flame retardancy. Rapra Technology Ltd..
Lua i Stíl Chicago (17ú heag.)
Ratna, Debdatta. Epoxy Composites: Impact Resistance and Flame Retardancy. Shawbury, U.K.: Rapra Technology Ltd., 2005.
Lua MLA (9ú heag.)
Ratna, Debdatta. Epoxy Composites: Impact Resistance and Flame Retardancy. Rapra Technology Ltd., 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.