Cita APA (7a ed.)

Colombo Plan Bureau. (1973). Development aid: Contributions of major donors. Information Dept., Colombo Plan Bureau].

Cita Chicago Style (17a ed.)

Colombo Plan Bureau. Development Aid: Contributions of Major Donors. [Colombo: Information Dept., Colombo Plan Bureau], 1973.

Cita MLA (8a ed.)

Colombo Plan Bureau. Development Aid: Contributions of Major Donors. Information Dept., Colombo Plan Bureau], 1973.