Organisation for Economic Co-operation and Development. (1987). Managing and financing urban services. Organisation for Economic Co-operation and Development.
Παραπομπή σε μορφή Chicago (17η εκδ.)Organisation for Economic Co-operation and Development. Managing and Financing Urban Services. Paris : Washington: Organisation for Economic Co-operation and Development, 1987.
Παραπομπή σε μορφή MLA (9th εκδ.)Organisation for Economic Co-operation and Development. Managing and Financing Urban Services. Organisation for Economic Co-operation and Development, 1987.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.