APA (7e ed.) Bronvermelding

Riddle, D. I. Managing professional service firms for global competitiveness: Exporting your services. International Trade Centre UNCTAD/GATT.

Chicago (17e ed.) Bronvermelding

Riddle, Dorothy I. Managing Professional Service Firms for Global Competitiveness: Exporting Your Services. Geneva: International Trade Centre UNCTAD/GATT.

MLA (9e ed.) Bronvermelding

Riddle, Dorothy I. Managing Professional Service Firms for Global Competitiveness: Exporting Your Services. International Trade Centre UNCTAD/GATT.