Lua APA (7ú heag.)
Subrahmanyam, N., & Lal, B. (1966). A Text Book of Optics. S. Chand & Company.
Lua i Stíl Chicago (17ú heag.)
Subrahmanyam, N., agus Brij Lal. A Text Book of Optics. New Delhi: S. Chand & Company, 1966.
Lua MLA (9ú heag.)
Subrahmanyam, N., agus Brij Lal. A Text Book of Optics. S. Chand & Company, 1966.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.