Cliff Porter

Twenty First Century Science: GCSE Additional Science Foundation Student Book

By Cris Edgell, John Lazonby, Emily Perry, Carol Tear, Mike Kalvis, Ted Lister, Cliff Porter, Vicky Wong, Robin Millar, Mike Shipton, Edgell, Cris, Lazonby, John, Perry, Emily, Tear, Carol, Kalvis, Mike, Lister, Ted, Porter, Cliff, Wong, Vicky, Millar, Robin, Shipton

Edexcel GCSE Additional Science: Pupil's Active Pack Book with CDROM: for Edexcel GCSE Additional Science: GCSE 360 Additional Science Students' Book and ActiveBook (Edexcel GCSE Science)

By Phil Bradfield, James de Winter, Andrew Harmsworth, Cliff Porter, Nigel Saunders, Richard Shewry, Martin Stirrup, Charles Tracy

Twenty First Century Science: GCSE Additional Science Higher Student Book 2/E

By Edgell, Cris, Lazonby, John, Millar, Robin, Shipton, Mike, Kalvis, Mike, Lister, Ted, Porter, Cliff, Tear, Carol, Cris Edgell, John Lazonby, Robin Millar, Mike Shipton, Mike Kalvis, Ted Lister, Cliff Porter, Carol Tear

Twenty First Century Science: GCSE Biology Student Book

By Edgell, Cris, Ingram, Neil, Levick, Carol, Porter, Cliff, Fullick, Ann, Kalvis, Mike, Owens, Nick, Punter, Jacqueline, Cris Edgell, Neil Ingram, Carol Levick, Cliff Porter, Ann Fullick, Mike Kalvis, Nick Owens, Jacqueline Punter