YOUNG, F. H. (1964). Essentials of algebra and trigonometry - Frederick H. Young. Addison-wesley Publishing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रYOUNG, Frederick H. Essentials of Algebra and Trigonometry - Frederick H. Young. Addison-wesley Publishing, 1964.
एमएलए (8वां संस्करण) प्रशस्ति पत्रYOUNG, Frederick H. Essentials of Algebra and Trigonometry - Frederick H. Young. Addison-wesley Publishing, 1964.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.