Marion, J. B., & Hornyak, W. (1984). Principles of physics. Sauders College.
Lua i Stíl Chicago (17ú heag.)Marion, Jerry B., agus William Hornyak. Principles of Physics. Philadelphia: Sauders College, 1984.
Lua MLA (9ú heag.)Marion, Jerry B., agus William Hornyak. Principles of Physics. Sauders College, 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.