Britten, F. J. (1955). Watch & clock makers' handbook: Dictionary and guide (15th ed.). Van Nostrand.
Cita Chicago Style (17a ed.)Britten, Frederick James. Watch & Clock Makers' Handbook: Dictionary and Guide. 15th ed. New York: Van Nostrand, 1955.
Cita MLA (9a ed.)Britten, Frederick James. Watch & Clock Makers' Handbook: Dictionary and Guide. 15th ed. Van Nostrand, 1955.
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