Lua APA (7ú heag.)

Holdgate, M. W., & Fuchs, V. S. (1977). Forces of nature. Holt, Rinehart and Winston.

Lua i Stíl Chicago (17ú heag.)

Holdgate, Martin W., agus Vivian Sir Fuchs. Forces of Nature. New York: Holt, Rinehart and Winston, 1977.

Lua MLA (9ú heag.)

Holdgate, Martin W., agus Vivian Sir Fuchs. Forces of Nature. Holt, Rinehart and Winston, 1977.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.