Lua APA (7ú heag.)
Ramsden, E. N. (1994). A-level chemistry: E N Ramsden (3rd ed.). Stanley Thornes.
Lua i Stíl Chicago (17ú heag.)
Ramsden, E N. A-level Chemistry: E N Ramsden. 3rd ed. Cheltenham, England: Stanley Thornes, 1994.
Lua MLA (9ú heag.)
Ramsden, E N. A-level Chemistry: E N Ramsden. 3rd ed. Stanley Thornes, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.