Παραπομπή σε μορφή APA (7η εκδ.)

United Nations. (1950). Formulation and economic appraisal of development projects. Technical Assistance Administration Training Institute on Economic Appraisal of Development Projects.

Παραπομπή σε μορφή Chicago (17η εκδ.)

United Nations. Formulation and Economic Appraisal of Development Projects. [χ.τ.]: Technical Assistance Administration Training Institute on Economic Appraisal of Development Projects, 1950.

Παραπομπή σε μορφή MLA (8th εκδ.)

United Nations. Formulation and Economic Appraisal of Development Projects. Technical Assistance Administration Training Institute on Economic Appraisal of Development Projects, 1950.