Intellectum Plus, Inc. (2000). States of matter (Win 98/95/3.1, ed. 2000, School version.). Intellectum Plus, Inc..
Lua i Stíl Chicago (17ú heag.)Intellectum Plus, Inc. States of Matter. Win 98/95/3.1, ed. 2000, School version. Ottawa, ON, Canada: Intellectum Plus, Inc., 2000.
Lua MLA (8ú heag.)Intellectum Plus, Inc. States of Matter. Win 98/95/3.1, ed. 2000, School version. Intellectum Plus, Inc., 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.