The Historical Theology Pack by Gregg Allison is a comprehensive introduction to Christian theology. Published by Zondervan in 2016, this hardcover book consists of 784 pages and covers various topics within theology. With a size of 7.99 x 9.65 x 2.99 inches and weighing 3.8 pounds, this pack offers a complete guide to understanding the historical development and depth of Christian theology in English language.