Thomas, Prince Mathews The SIS story : how an accidental entrepreneur from Bihar created a global services conglomerate / Prince Mathews Thomas. - Gurugram : Harper Collins , 2025. - xvi, 255 pages ; 23 cm. Include reference. ISBN: 9789369897193 Subjects--Topical Terms: Entrepreneurship--IndiaBusinesspeople--Biography--India Dewey Class. No.: 338.04092 / THO