Ghatak, Ajoy. Einstein and the special theory of relativity (with CD) / by Ajoy Ghatak. - / . - New Delhi : Viva Books , 2011. - xxi,141p. : ills.,figs. ; 22cm 1 DVD . NULL ISBN: 9788130918952 RS195.00 Subjects--Index Terms: RELATIVITY (PHYSICS) EINSTEIN,ALBERT,1879-1955 Dewey Class. No.: 530.11 / GHA/E