. . . . "The power of people skills : a manager's guide to assessing and developing your organization's greatest resource" . . . . . . "The power of people skills a manager's guide to assessing and developing your organization's greatest resource"@en . . . . . "Matériel didactique" . . . . . . . . . . "Personnel management." . . "Interpersonal communication." . . "Personalentwicklung." . . "Personnel Direction." . . "Communication interpersonnelle." . . "Organisatieontwikkeling." . .