Cita APA (7a ed.)

International Organization for Standarization. (1991). Quality management and quality system elements. Part 2: Guidelines for services: ISO 9004-2. ISO.

Cita Chicago Style (17a ed.)

International Organization for Standarization. Quality Management and Quality System Elements. Part 2: Guidelines for Services: ISO 9004-2. s.l.: ISO, 1991.

Cita MLA (8a ed.)

International Organization for Standarization. Quality Management and Quality System Elements. Part 2: Guidelines for Services: ISO 9004-2. ISO, 1991.