Frederick Brooke Westcott, St. Paul and Justification: Being an Exposition of the Teaching in the Epistles to Rome and Galatia. Macmillan, 1913.
Community pricing is a neat concept because the more people who request a book, the lower the price. In fact I bet if every Christian in the world ordered it Logos would have to pay us to take it off their hands! Run over and request a copy so I can get it for $2.