APA (7 वां संस्करण) प्रशस्ति पत्र

Douglas, C. H. (1937). The monopoly of credit (A new ed., rev. and enl. By C. H. Douglas.). Eyre and Spottiswoode.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Douglas, Clifford Hugh. The Monopoly of Credit. A new ed., rev. and enl. By C. H. Douglas. London: Eyre and Spottiswoode, 1937.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Douglas, Clifford Hugh. The Monopoly of Credit. A new ed., rev. and enl. By C. H. Douglas. Eyre and Spottiswoode, 1937.