Bert Decker: You've Got to Be Believed to Be Heard, Updated Edition: The Complete Book of Speaking . . . in Business and in Life!
Bert Decker: Creating Messages That Motivate
Bert Decker: Speaking With Bold Assurance: How to Become a Persuasive Communicator
Bert Decker: The Art of Communicating: Achieving Interpersonal Impact in Business (Fifty-Minute Series.)
Hershael York & Bert Decker: Preaching With Bold Assurance: A Solid and Enduring Approach to Engaging Exposition (Bold Assurance Series, 2)
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