1. Satellite Instructional Television Experiment (SITE). Space Applications Center (SAC), Vol. No.5, August 1975

2. India, A Travellers History of India, fourth Edition, Sinharaja, Tamita-Delgoda, fisrt published 2007 by Interlink Books

3. An Indian Summer, James Cameron, first published 1974 by Mac Millan, London Limited

4. Fodor's India 1980, Hoddor and Stroughton

5. India, Martin Huerlimann, A Studio Book, The Viking Press, New York, 1967

6. The World of India, H. Stierlin, Mayflower Book, New York

7. India and South East Asia, Martha Sawyers and William Reussing, Grosset and Dunlap, New York

8. Die Weltanschauung der Indischen Denker, Albert Schweitzer, Verlag C.H. Beck Muenchen, 1965

9. The ATS F and G Data Book, Goddard Space Flight Center, Greenbelt, Maryland 20771

10. Buddhism, Michael Ridley, Heritage Publishers M-116, Connaught Circus, New Delhi 110001

11. Jerusalem, Insight Guides