作者: Randy McGonegal

Alan Damon & Randy McGonegal: Pearson Baccalaureate Biology Higher Level 2e uPDF

Alan Damon & Randy McGonegal: Pearson Baccalaureate Biology Standard Level 2e uPDF

Randy McGonegal & William Ward: Pearson Baccalaureate Essentials: Biology uPDF

Alan Damon & Randy McGonegal: Pearson Biology for the IB Diploma Higher Level

Alan Damon & Randy McGonegal: Pearson Biology for the IB Diploma Standard Level