If you're taking Cryptography courses already, really want to know how Bitcoin works, want to develop, and implement it, you might as well go "All in":

http://shop.oreilly.com/product/0636920032281.do



NO better way to learn, than from the master himself, Andreas Antonopolous.  Wrote the literal book on Bitcoin.

If you want an appetizer on what he's all about, you watch this clip first:

https://www.youtube.com/watch?v=xUNGFZDO8mM