APA (7 वां संस्करण) प्रशस्ति पत्र

University of Oregon. Library. (1963). Newspapers on microfilm.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

University of Oregon. Library. Newspapers on Microfilm. Eugene, 1963.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

University of Oregon. Library. Newspapers on Microfilm. 1963.