Good books in computer science?

[Paul Rubin]

dads <wayne.dads.bell at gmail.com> writes:
> I'm wanting to purchase some of the titles that have been raised in
> this thread. When I look they are very expensive books which is
> understandable. Do you think getting earlier editions that are cheaper
> is a daft thing or should I fork out the extra £10-£30 to get the
> latest edition?

It depends on the book.  Also, keep in mind that quite a few good
books these days are online where you can read them for free.  SICP
(mentioned in my earlier post) is one of them.