Not required, sample books listed below may assist with test prep.

English and Writing:
Easy English, Basic Grammar and Usage. Crisp Publications 1993
English Made Simple. Doubleday 1981
Write Right!. Ten Speed Press 1995

Math:
Every Day Math Made Easy. McGraw Hill 1994
Practical Math Success in 20 Minutes a Day. Learning Express 1998.
GED Mathematics. Steck-Vaughn.

Reading:
Reading Comprehension Success in 20 Minutes a Day. Elizabeth Chelsla.
The Active Learner. Roxbury Publishing 1995.

General Preparation:
Firefighter Exam Prep Book. Adams Media 2003.
Firefighter . Macmillan 1995.
Firefighter Exams. Barrons.

Interpersonal Skills:
Effective Interpersonal Relationships. Irwin Publishing 1994.
Effective Listening Skills. Irwin Publishing 1995.

Self Awareness and Emotional Skills:
Raising Your Emotional Intelligence. Holt and Company 1997.
Emotional Intelligence. Andrews 2004.