ROBBINS, Stephen P. - HUNSAKER, Philip L. Training in interpersonal skills : tips for managing people at work. 3. ed. Upper Saddle River, N.J. : Pearson/Prentice Hall, 2003. 282 s. ISBN 0-13-122786-6. [Počet ex. : 1, z toho voľných 0, prezenčne 1]