Pune, Mar 4 (UNI) Lakshmi Murdeshwar Puri, former assistant secretary general, United Nations and Ambassador, celebrated the launch of her debut book, “Swallowing the Sun” on Monday, at Symbiosis International University, Lavale, Pune at the hands of Prof (Dr) S B Mujumdar, founder and president, Symbiosis, and chancellor, Symbiosis International University (SIU).