On the same basis, try this:
JAR Private Pilot Studies
It's the only one based based on an approved JAA ATPL(A) course.
You will find the Oxford ones difficult to read because of the poor choice of font for the body text. The Trevor Thom ones were updated by Pete Godwin at Bonus, so are pretty good as far as the content goes. You might also like the Jeremy Pratt ones, as they are easy to read as well, though no colour.
Phil