Wolfram, Stephen. The mathematica book / Stephen Wolfram. - 3rd ed / . - United States of America : Wolfram Media , 1998. - xxiv,140p. : ill.,fig.,col.diag ; 24cm . NULL ISBN: 0965053210 Rs. 650.00 Subjects--Index Terms: MATHEMATICS-DATA PROCESSING Dewey Class. No.: 510.28553 / WOL/M