Wittmann, M. C., Steinberg, R. N., & Redish, E. F. (2004). The physics suite. John Wiley and Sons.
Lua i Stíl Chicago (17ú heag.)Wittmann, Michael C., Richard N. Steinberg, agus Edward F. Redish. The Physics Suite. Hoboken: John Wiley and Sons, 2004.
Lua MLA (9ú heag.)Wittmann, Michael C., et al. The Physics Suite. John Wiley and Sons, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.