Lua APA (7ú heag.)

LIOYD , G. &. J. D. (1995). OPTIC SCIENCE: SCIENCE DISCOVERY STORIES. WAYLAND.

Lua i Stíl Chicago (17ú heag.)

LIOYD , G & JEFFERIS D. OPTIC SCIENCE: SCIENCE DISCOVERY STORIES. ENGLAND: WAYLAND, 1995.

Lua MLA (9ú heag.)

LIOYD , G & JEFFERIS D. OPTIC SCIENCE: SCIENCE DISCOVERY STORIES. WAYLAND, 1995.

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