Go Thunk Yourself, Again!
Dr. Robert C. Worstell
Breakthrough Copywriter 2.0: An Advertising Field Guide to Eugene M. Schwartz' Classic
Dr. Robert C. Worstell
Becoming a Wealthy Writer
Dr. Robert C. Worstell
Marketers & Writers - Scammers & Dupes
Dr. Robert C. Worstell
pro-mbooks3 : libris