Hardy, R. A., & Bowman, J. J. (1976). The jewelry engravers manual (Rev. ed.). Van Nostrand Reinhold.
Chicago Style (17th ed.) CitationHardy, R. Allen, and John J. Bowman. The Jewelry Engravers Manual. Rev. ed. New York ; London: Van Nostrand Reinhold, 1976.
MLA (9th ed.) CitationHardy, R. Allen, and John J. Bowman. The Jewelry Engravers Manual. Rev. ed. Van Nostrand Reinhold, 1976.
Warning: These citations may not always be 100% accurate.