ผู้เขียน: Philip Bradfield

Philip Bradfield & Steve Potter: Pearson Edexcel International GCSE (9-1) Biology Student Book

Philip Bradfield & Steve Potter: Pearson Edexcel International GCSE (9-1) Human Biology Student Book

Brian Arnold & Philip Bradfield: Pearson Edexcel International GCSE (9-1) Science Double Award Student Book ebook

Brian Arnold & Philip Bradfield: Pearson Edexcel International GCSE (9-1) Science Single Award Student Book