ISBN 0521723787 books & textbook
Cambridge Essentials Mathematics Year 9 Teacher Material CD-ROM
Rigby, Paul Timperley, Susan Bullock, Simon Sherran, Peter Newman, Graham Hartman, Bob Tipler, Maryanne Hayes, Maureen Thompson, Susan Ellis, Steven Wilcox, Rowena Fletcher, Julia Bolter, Julie
Cambridge University Press /2010-04-30 CD-ROM
isbn-10: 0521723787 / isbn-13: 9780521723787
