Hewitt, P. G. (2002). Conceptual physics: Overhead transparencies with teaching guide. Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Hewitt, Paul G. Conceptual Physics: Overhead Transparencies with Teaching Guide. Needham, Mass: Prentice Hall, 2002.
Lua MLA (9ú heag.)Hewitt, Paul G. Conceptual Physics: Overhead Transparencies with Teaching Guide. Prentice Hall, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.