Narayana Pillai, K. (2023). A Working plan for the Ranni Forests 1958-59 to 1972-73 A.D. The Superintendent Press, Kerala.
Lua i Stíl Chicago (17ú heag.)Narayana Pillai, K. A Working Plan for the Ranni Forests 1958-59 to 1972-73 A.D. The Superintendent Press, Kerala, 2023.
Lua MLA (9ú heag.)Narayana Pillai, K. A Working Plan for the Ranni Forests 1958-59 to 1972-73 A.D. The Superintendent Press, Kerala, 2023.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.