The Big 5: Books on Calvinism

JohncalvinYeah, I know that some (many?) of you aren't Calvinists.  And you probably know that I am, but that's not the point.  The point is we all need to read on theological topics of importance regardless of our personal positions.  Often those well-written books persuade us.  So...

What are your Big 5 books on Calvinism?

Actually, be a little more free with the topic if you like.  List a book on Calvinism, Arminianism, both, the sovereignty of God, or even a particular topic like predestination, election, etc.  Go!