APA (7th ed.) Citation

Siva Prasanna Krishnan. (2004). The Lighthouse And Fresnel Lens. Ilmiah Publishers.

Chicago Style (17th ed.) Citation

Siva Prasanna Krishnan. The Lighthouse And Fresnel Lens. Selangor: Ilmiah Publishers, 2004.

MLA (9th ed.) Citation

Siva Prasanna Krishnan. The Lighthouse And Fresnel Lens. Ilmiah Publishers, 2004.

Warning: These citations may not always be 100% accurate.