O'Brien, T. J. (1987). EPOXY RESIN AND GEMSTONE POLISHING. Blackwell Publishing Ltd.
Chicago Style (17th ed.) CitationO'Brien, T. J. EPOXY RESIN AND GEMSTONE POLISHING. Oxford, UK: Blackwell Publishing Ltd, 1987.
MLA (9th ed.) CitationO'Brien, T. J. EPOXY RESIN AND GEMSTONE POLISHING. Blackwell Publishing Ltd, 1987.
Warning: These citations may not always be 100% accurate.