TY - BOOK ED - International Baccalaureate Organization TI - 2009 practice examination paper for the use with the IB diploma programme: Mathemats HL paper 1 solutions AV - QA 273 .In61S1 2009 PY - 2009/// CY - [S.I.] PB - International Baccalaureate Organization KW - Practice examination KW - Mathematics KW - Solutions ER -