Exito de Ventas y Calidad Literaria. Incursiones de las Teorias y Practicas Lopez de Abiada, Jose Manuel (Ed.) Editorial Verbum |
Sales Success Handbook: How To Open Opportunity And Close Every Sale, The Richardson, Linda Mc Graw Hill Companies |
22 Leyes Inmutables del Marketing, las Ps Ries, Al / Trout, Jack Mc Graw Hill Interamericana de Mexico |
Sales Management. Analysis And Decision Making Ingram; Laforge; Avila; Schwepker; Williams M. E. Sharpe |