Articles form journals are written as independent pieces of writing and therefore do not normally suffers from these limitations. The modules are different in their perspectives as regards the disciplines from which they come. Module 7 is both historical and theological. Module 12 on the other hand is heavily sociological. It is well to be aware of these differences so that it is easy to recognize the difference between, for example, a theological and sociological statement about the church.
Truth is to be found in all disciplines and each has something to contribute to the total picture.
Note the way the readings and the exercises are numbered. Some of these introductions consist of three or four pages, others seven or eight. The differences in length depends on how much content is covered in the module and how much introduction the readings need. Some need very little, others need a more lengthy explanation. References All the information you need for successfully completing this unit are contained in the book of readings and in the Study Guide.