Basic Influencing Skills, Part 1
written by Allen E. Ivey, fl. 1980, Mary Bradford Ivey, fl. 1982, Norma Gluckstern Packard, fl. 2000 and William L. H. Roberts; presented by Allen E. Ivey, fl. 1980, Mary Bradford Ivey, fl. 1982, Norma Gluckstern Packard, fl. 2000 and William L. H. Roberts (Alexandria, VA: Microtraining Associates, 1997), 1 hour 21 mins
