Книги автора «Bert Decker»

You've Got To Be Believed To Be Heard : Reach the First Brain to Communicate in Business and in Life (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)

You've Got to Be Believed to Be Heard (Bert Decker)