"From House to House" and "Go Ye Means Go Me" teach the "how's" of conducting Bible studies using the Open Bible Study. They discuss such topics as "How to get a Bible study," "How to study with someone using an open Bible," and "How to set up a congregation to save souls." To use the Open Bible Study effectively, these are a wealth of information.
Quick reference for personal Bible studies
Effective personal evangelism
God, man, and how to be saved
single set of a popular soul-winning tool