Harris, C. D. (1975). Guide to geographical bibliographies and reference works in Russian or on the Soviet Union: Annotated list of 2660 bibliographies or reference aids. Dept. of Geography, University of Chicago.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHarris, Chauncy Dennison. Guide to Geographical Bibliographies and Reference Works in Russian or on the Soviet Union: Annotated List of 2660 Bibliographies or Reference Aids. Chicago: Dept. of Geography, University of Chicago, 1975.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHarris, Chauncy Dennison. Guide to Geographical Bibliographies and Reference Works in Russian or on the Soviet Union: Annotated List of 2660 Bibliographies or Reference Aids. Dept. of Geography, University of Chicago, 1975.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.