Really? That's the reason, singular? Dream interpretation is subjective anyway. Whenever anyone tries to have a serious discussion about a generalized methodology of dream symbolism I'm all 'Psh, it's not what's in the dream, it's why you're having it in the first place'. You had a dream about otters? No shit betch, you like otters. Mystery solved.
I sadly do not own this book. But one can usually find it in most college libraries. http://en.wikipedia.org/wiki/Muqaddimah
If you see Harry Potter in your dreams and you're not 10 it probably means that you're a queer fat neckbeard faggot virgin that likes books for little children and masturbates to shota... ...I fucking hate the Harry Potter fanbase.
It's actually a nice catalog the doc put together. Here if you if you want to pick and choose http://krystallnacht.com/lib/ Edit: The torrent has a few add titles from my library as well, mostly C. Jung.