(2003). A primer on effciency measurement for utilities and transport regulators. Washington DC: The World Bank.
Trích dẫn kiểu ChicagoA Primer On Effciency Measurement for Utilities and Transport Regulators. Washington DC: The World Bank, 2003.
ציטוט MLAA Primer On Effciency Measurement for Utilities and Transport Regulators. Washington DC: The World Bank, 2003.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.