Cambridge Checkpoints HSC Mathematics Extension 1 2017-19 Paperback / softback Main Details Title Cambridge Checkpoints HSC Mathematics Extension 1 2017-19 Authors and Contributors      By (author) G.K. Powers Series Cambridge Checkpoints Physical Properties Format:Paperback / softback Dimensions(mm): Height 235,Width 155 ISBN/Barcode 9781316626542 Audience Primary & Secondary Education Publishing Details Publisher Cambridge University Press Imprint Cambridge University Press Publication Date 28 June 2016 Publication Country United Kingdom