Originally posted by Setif
The work of a few people putting it into that very book. Which has maybe 10 - 50 copies?
Dig into scientific books the more specialized the topic will be the more expensive it becomes. Because less people will read it. But the fact that publishers are printing it and selling it for this price will tell the worth of it.
The ordinary college student does not need this books - the specialists do. The reason why college students have usually "cheap" books ist the larg number of copies.
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