Matlins, A. L., & Bonanno, A. C. Jewelry & gems, the buying guide: How to buy diamonds, pearls, colored gemstones, gold & jewelry with confidence and knowledge. GemStone Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMatlins, Antoinette Leonard, और Antonio C. Bonanno. Jewelry & Gems, the Buying Guide: How to Buy Diamonds, Pearls, Colored Gemstones, Gold & Jewelry with Confidence and Knowledge. Woodstock, Vt.: GemStone Press.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMatlins, Antoinette Leonard, और Antonio C. Bonanno. Jewelry & Gems, the Buying Guide: How to Buy Diamonds, Pearls, Colored Gemstones, Gold & Jewelry with Confidence and Knowledge. GemStone Press.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.