APA (7th ed.) Citation

Butler, H. (2024). Paraiba Tourmaline: A gemstone of exceptional rarity. Jewellery Business, 20(4), 18.

Chicago Style (17th ed.) Citation

Butler, Heather. "Paraiba Tourmaline: A Gemstone of Exceptional Rarity." Jewellery Business 20, no. 4 (2024): 18.

MLA (9th ed.) Citation

Butler, Heather. "Paraiba Tourmaline: A Gemstone of Exceptional Rarity." Jewellery Business, vol. 20, no. 4, 2024, p. 18.

Warning: These citations may not always be 100% accurate.