Gale Research Company. (1960). Acronyms dictionary: A guide to alphabetic designations, contractions, and initialisms. s.n.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGale Research Company. Acronyms Dictionary: A Guide to Alphabetic Designations, Contractions, and Initialisms. Detroit: s.n, 1960.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGale Research Company. Acronyms Dictionary: A Guide to Alphabetic Designations, Contractions, and Initialisms. s.n, 1960.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.