TY - BOOK AU - Roberts,Bill AU - MacKenzie,Sandy TI - Mathematics higher level for the IB Diploma: Bill Roberts, Sandy MacKenzie SN - 9780199152261 AV - QA39.3 .R62 2007 PY - 2007/// CY - Oxford PB - Oxford University Press KW - Mathematics KW - Problems, exercises, etc KW - Examinations KW - Study guides KW - International baccalaureate ER -