Holzner, Steven. creator text New Delhi Bpb Publications 1997 monographic XXI,681 p. Computer Science 005.133HOL 9576529859 (paperback) 9789576529856 (paperback) http://www.amazon.com/exec/obidos/ASIN/9576529859/chopaconline-20 http://www.amazon.com/exec/obidos/ASIN/9576529859/chopaconline-20