Hopper, R. (2009). The ceramic spectrum: A simplified approach to glaze and color development (2nd ed.). The American Ceramic Society.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিHopper, Robin. The Ceramic Spectrum: A Simplified Approach to Glaze and Color Development. 2nd ed. Westerville, Ohio: The American Ceramic Society, 2009.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিHopper, Robin. The Ceramic Spectrum: A Simplified Approach to Glaze and Color Development. 2nd ed. The American Ceramic Society, 2009.
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