Cita APA (7th ed.)

International Trade Center UNCTAD/WTO. (1998). ISO 9000: A workbook for service firms in developing countries. International Trade Center.

Cita Chicago (17th ed.)

International Trade Center UNCTAD/WTO. ISO 9000: A Workbook for Service Firms in Developing Countries. Geneva: International Trade Center, 1998.

Cita MLA (9th ed.)

International Trade Center UNCTAD/WTO. ISO 9000: A Workbook for Service Firms in Developing Countries. International Trade Center, 1998.