ISBN 9789971502805 books & textbook
Superstrings, Unified Theories and Cosmology - Proceedings Summer Workshop (The Ictp Theoretical Physics)
Furlan, Giuseppe Pati, Jogesh C Shafi, Qaisar Sezgin, Ergin Jengo, R Sciama, Dennis
World Scientific Publishing Company /1987-05-01 Paperback / 464 Pages
isbn-10: 9971502801 / isbn-13: 9789971502805
