Ford, K. W. (1968). Basic physics. Blaisdell Publishing.
Lua i Stíl Chicago (17ú heag.)Ford, Kenneth William. Basic Physics. Waltham, Mass: Blaisdell Publishing, 1968.
Lua MLA (9ú heag.)Ford, Kenneth William. Basic Physics. Blaisdell Publishing, 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.