Bubka, Ricky Computer Nije Sikhantu (କମ୍ପୁଟର ନିଜେ ଶିଖନ୍ତୁ) by Ricky Bubka - 3rd ed. - Cuttack Friends Publishers 2011 - 156p. ISBN: 9788174015686 Dewey Class. No.: 004 / BUB/C