Hiscox, G. D., & Sloane, T. O. (1947). Henley's twentieth century book of formulas, processes and trade secrets: A valuable reference book for the home, factory office, laboratory and the workshop. Henley.
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Chicago Style (17th ed.) Zitazioa
Hiscox, Gardner Dexter, eta Thomas O'Conor Sloane. Henley's Twentieth Century Book of Formulas, Processes and Trade Secrets: A Valuable Reference Book for the Home, Factory Office, Laboratory and the Workshop. New York: Henley, 1947.
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MLA (9th ed.) Zitazioa
Hiscox, Gardner Dexter, eta Thomas O'Conor Sloane. Henley's Twentieth Century Book of Formulas, Processes and Trade Secrets: A Valuable Reference Book for the Home, Factory Office, Laboratory and the Workshop. Henley, 1947.
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