Παραπομπή σε μορφή APA (7η εκδ.)

National Planning Association. Center for Development Planning. Development planning project semi-annual interim administrative progress report. s.n.].

Παραπομπή σε μορφή Chicago (17η εκδ.)

National Planning Association. Center for Development Planning. Development Planning Project Semi-annual Interim Administrative Progress Report. [Washington, D.C: s.n.].

Παραπομπή σε μορφή MLA (9th εκδ.)

National Planning Association. Center for Development Planning. Development Planning Project Semi-annual Interim Administrative Progress Report. s.n.].