Cable, E. J. 1. (1969). The physical sciences (5th ed.). Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Cable, Emmet James 1876. The Physical Sciences. 5th ed. Englewood Cliffs, N. J: Prentice-Hall, 1969.
Lua MLA (9ú heag.)Cable, Emmet James 1876. The Physical Sciences. 5th ed. Prentice-Hall, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.