Doctrine of God
'Holy, Holy, Holy, Lord God Almighty'
Parry tries to make sure we're being Trinitarian in our worship and clears-up our thinking about Trinity en route.
The Promise of Trinitarian Theology
A little collection of essays to really make you think.
The Doctrine of God
Not a light read, but a good overall introduction.
Like Father, Like Son
Smail is always profound in finding the Trinitarian implications. Here he looks at how Trinity shapes our humanity.
Delighting in the Trinity
A useful introduction to the Trinity in the Bible, through history, and its implications.
Communion with God
Knowing God isn't just about the head.
Being as Communion
You'll need a pipe to get through this, but boy will you be stimulated.
Institutes of the Christian Religion, Book I
It don't come better than this!