APA (7 वां संस्करण) प्रशस्ति पत्र

Organisation for Economic Co-operation and Development. (1974). Country experience: Belgium, France, United Kingdom. OECD.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Organisation for Economic Co-operation and Development. Country Experience: Belgium, France, United Kingdom. Paris, France: OECD, 1974.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Organisation for Economic Co-operation and Development. Country Experience: Belgium, France, United Kingdom. OECD, 1974.