Lewis, J. L. (1972). Teaching school physics. Penguin Books.
Lua i Stíl Chicago (17ú heag.)Lewis, John L. Teaching School Physics. Harmondsworth, Middlesex: Penguin Books, 1972.
Lua MLA (9ú heag.)Lewis, John L. Teaching School Physics. Penguin Books, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.