GEETHA G MENON. (1990). KOTHARI`S YEAR BOOK ON BUSINESS AND INDUSTRY 1990. KOTHARI & SONS.
Lua i Stíl Chicago (17ú heag.)GEETHA G MENON. KOTHARI`S YEAR BOOK ON BUSINESS AND INDUSTRY 1990. MADRAS: KOTHARI & SONS, 1990.
Lua MLA (9ú heag.)GEETHA G MENON. KOTHARI`S YEAR BOOK ON BUSINESS AND INDUSTRY 1990. KOTHARI & SONS, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.