IYER LALITHA. (2001). STRATEGIC BUSINESS SPIRAL. RESPONSE BOOKS.
Lua i Stíl Chicago (17ú heag.)IYER LALITHA. STRATEGIC BUSINESS SPIRAL. NEW DELHI: RESPONSE BOOKS, 2001.
Lua MLA (9ú heag.)IYER LALITHA. STRATEGIC BUSINESS SPIRAL. RESPONSE BOOKS, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.