
CUSTOMER CONTACT CENTRES - PART 1: REQUIREMENTS FOR CUSTOMER CONTACT CENTRES (ISO 18295-1:2017)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
CUSTOMER CONTACT CENTRES - PART 1: REQUIREMENTS FOR CUSTOMER CONTACT CENTRES (ISO 18295-1:2017)
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻