GMATLA
Can you add the index of the book to your post? We might be able to give more advice as I'm not familiar with that edition.
Table of Contents
1: Introduction
2: The Basics of Logical Reasoning
3: The Question Stem and Answer Choices
4: Must Be True Questions
5: Main Point Questions
6: Conditional Reasoning
7:Weaken Questions
8: Cause and Effect Reasoning
9: Strengthen, Justify the Conclusion, and Assumption Questions
10: Resolve the Paradox Questions
11: Formal Logic
12: Method of Reasoning
13: Flaw in the Reasoning Questions
14: Parallel Reasoning Questions
15: Numbers and Percentages
16: Evaluate the Argument Questions
17: Cannot be True Questions
18: Point at Issue Questions
19: Principle Questions
20: Section Strategy and Time Management
Thanks.