Snow, T. P., & Skull, J. M. (1986). Physics. West Pub.
Lua i Stíl Chicago (17ú heag.)Snow, Theodore Peck, agus J. Michael Skull. Physics. New York: West Pub, 1986.
Lua MLA (9ú heag.)Snow, Theodore Peck, agus J. Michael Skull. Physics. West Pub, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.