Consultative Selling: The Hanan Formula for High-Margin Sales at High LevelsLivre électroniqueConsultative Selling: The Hanan Formula for High-Margin Sales at High LevelsdeMack HANANÉvaluation : 5 sur 5 étoiles5/5Enregistrer Consultative Selling: The Hanan Formula for High-Margin Sales at High Levels pour plus tard