Nelkon, M. (1988). Advanced level physics ; examples and exercises (6th ed.). Heinemann Educational Books.
Lua i Stíl Chicago (17ú heag.)Nelkon, Michael. Advanced Level Physics ; Examples and Exercises. 6th ed. Oxford: Heinemann Educational Books, 1988.
Lua MLA (9ú heag.)Nelkon, Michael. Advanced Level Physics ; Examples and Exercises. 6th ed. Heinemann Educational Books, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.