Martens, K. (1999). Non-governmental organisations (NGOs) in the UNESCO system: A case study. Viademica-Verl.
Chicago Style (17th ed.) CitationMartens, Kerstin. Non-governmental Organisations (NGOs) in the UNESCO System: A Case Study. Frankfurt (Oder): Viademica-Verl, 1999.
MLA (9th ed.) CitationMartens, Kerstin. Non-governmental Organisations (NGOs) in the UNESCO System: A Case Study. Viademica-Verl, 1999.
Warning: These citations may not always be 100% accurate.