Lua APA (7ú heag.)

Lapp, R. E., & Editors, t. (1963). Matter. Time-Life.

Lua i Stíl Chicago (17ú heag.)

Lapp, Ralph E., agus the Editors. Matter. New York: Time-Life, 1963.

Lua MLA (9ú heag.)

Lapp, Ralph E., agus the Editors. Matter. Time-Life, 1963.

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