"At its heart is a theological core shaped by the Trinitarian and Christological consensus of the early church, the formal and material principles of the Reformation, the missionary movement that grew out of the Great Awakening and the new movements of the Spirit that indicate 'surprising works of God' are still happening today."
--Timothy George, in the foreword to The Advent of Evangelicalism. The book is reviewed/summarized by Collin Hansen in CT online.
Readers might also be interested in these lectures by D.A. Carson: