The letters of Paul have served as a rich source of instruction and study for the Church for centuries. With resources that range from a vast Pauline library between two covers to in-depth treatments of specific issues or themes within Paul's letters, students of the Apostle Paul will undoubtedly find the resources they need to enrich and expand their learning.
Check out this conversation with the editors of the second edition of the Dictionary of Paul and His Letters for insight into the process of putting together this massive resource.