Frank Bettger

How I Raised Myself From Failure to Success in Selling

How I Learned the Secrets of Success in Selling

How One Idea Multiplied My Income and Happiness

Come si diventa un venditore meraviglioso

Mastering Sales: Frank Bettger's Path to Success and Achievement

Comment J’ai Multiplié Mes Profits Et Mon Bonheur Grâce À La Vente !

How I Raised Myself From Failure to Success in Selling (Unabridged)

How I Raised Myself from Failure to Success in Selling

Como Pase de Ser un fracaso en las Ventas a Ser un Vendedor Exitoso [How to Go from Being a Sales Failure to a Successful Vendor]

How I Raised Myself From Failure To Success

How One Idea Multiplied My Income and Happiness

Como Triunfe en las Ventas