TY - BOOK T1 - The service quality handbook with contributions from 57 international experts A2 - Scheuing, Eberhard E A2 - Christopher, William F LA - English PP - New York PB - Amacom YR - 1993 UL - https://colectivo.uloyola.es/Record/L42194 OP - 550 SN - 0814401198 KW - Control de calidad ER -