APA (7 वां संस्करण) प्रशस्ति पत्र
(2014). Eurostat-OECD methodological guide for developing producer price indices for services (Second edition.). OECD.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Eurostat-OECD Methodological Guide for Developing Producer Price Indices for Services. Second edition. Paris, France: OECD, 2014.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Eurostat-OECD Methodological Guide for Developing Producer Price Indices for Services. Second edition. OECD, 2014.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.