Silver Burdett & Ginn (Firm) & Alexander, P. (1988). Silver Burdett & Ginn physical science (Teacher ed.). Silver, Burdett & Ginn.
Lua i Stíl Chicago (17ú heag.)Silver Burdett & Ginn (Firm) agus Peter Alexander. Silver Burdett & Ginn Physical Science. Teacher ed. Lexington, MA: Silver, Burdett & Ginn, 1988.
Lua MLA (8ú heag.)Silver Burdett & Ginn (Firm) agus Peter Alexander. Silver Burdett & Ginn Physical Science. Teacher ed. Silver, Burdett & Ginn, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.