Maitlins, A. L., & Bonanno, A. (1993). Jewelry and gems buying guide: How to buy diamonds, pearls, colored gemstones, gold and jewelry with confidence and knowledge. Gem Stone Press.
Cytowanie według stylu Chicago (wyd. 17)Maitlins, Antoinette L., i A.C Bonanno. Jewelry and Gems Buying Guide: How to Buy Diamonds, Pearls, Colored Gemstones, Gold and Jewelry with Confidence and Knowledge. Vermont: Gem Stone Press, 1993.
Cytowanie według stylu MLA (wyd. 9)Maitlins, Antoinette L., i A.C Bonanno. Jewelry and Gems Buying Guide: How to Buy Diamonds, Pearls, Colored Gemstones, Gold and Jewelry with Confidence and Knowledge. Gem Stone Press, 1993.
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