TY - BOOK ED - National Society of sales training executives TI - Manual para la formacion de vendedores U1 - 658 21 PY - 1957/// CY - España PB - Omega KW - Administración de personal KW - VENTAS N1 - 102617; 102618; 15794; 102619; 102620; 10406; 105630; 1698; 116204; 4969; 19790; 104436; 5144; 51868; 3899; 9683; 1703; 1697; 17598 ER -