Jane, Congratulations on your decision to pursue the CAP certification! I don't have a specific recommendation but here is a list from the Certification page: IAAP CAP Exam Prep SmartBook,Practice CAP Exam, and CAP Core Resources:Bovee, C. L., and J. V. Thill. 2015. Business Communication Today, 13th Edition. Pearson Prentice-Hall.Rankin, D., and K. Shumack. 2016. The Administrative Professional: Technology and Procedures, 15th Edition. Delmar Cengage LearningShockley-Zalabak, Pamela. 2014. Fundamentals of Organizational Communication, 9th Edition. Pearson.Vermaat, M. E., S. L. Sebok, S. M. Freund, J. T. Campbell, and M. Frydenberg. 2016. Enhanced Discovering Computers 2016, 1st Edition. Cengage Learning
Linda R. Perry, CAP, OM, PM, TA, Notary