Breaking the sales barrierde Randy Schwantz, Brian JenkinsMateriasSales managementTraining ofSellingSales personnelEdiciones (1)Breaking the Sales Barrier (2001)Natl Underwriter Co · inglés · ISBN 9780872183971Más obras de Randy SchwantzHHow to Get Your Competition FiredHow to Get Your Competition FiredHow to Get Your Competition Fired (Without Saying Anything Bad About Them)Red Hot Introductions