Colombo Plan Bureau. Development perspectives: Country issues, papers submitted by member governments to the first- Consultative Committee Meeting. Colombo Plan Bureau.
Citazione stile Chigago Style (17a edizione)Colombo Plan Bureau. Development Perspectives: Country Issues, Papers Submitted by Member Governments to the First- Consultative Committee Meeting. Colombo, Sri Lanka: Colombo Plan Bureau.
Citatione MLA (9a ed.)Colombo Plan Bureau. Development Perspectives: Country Issues, Papers Submitted by Member Governments to the First- Consultative Committee Meeting. Colombo Plan Bureau.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.