Dram (unit)

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Dram (pengucapan Inggris alternatif drachm)[1][2]:C-6–C-7[3] adalah sebuah unit massa dalam sistem avoirdupois, dan unit massa dan unit volume dalam sistem apothecaries'.[2] Unit tersebut awalnya adalah koin dan massa pada zaman Yunani kuno.[4]

Referensi[sunting | sunting sumber]

  1. ^ Simpson, John A.; Weiner, Edmund S.C., ed. (1989). "drachm, n.". Oxford English Dictionary (edisi ke-2nd). Oxford, England: Oxford University Press. ISBN 978-0-19-861186-8. OCLC 50959346. Diakses tanggal 2 July 2012. Spelt drachm or dram.  Earlier version first published in New English Dictionary, 1897.
  2. ^ a b National Institute of Standards and Technology (October 2011). Butcher, Tina; Cook, Steve; Crown, Linda et al. eds. "Appendix C – General Tables of Units of Measurement" (PDF). Specifications, Tolerances, and Other Technical Requirements for Weighing and Measuring Devices. NIST Handbook. 44 (2012 ed.). Washington, D.C.: U.S. Department of Commerce, Technology Administration, National Institute of Standards and Technology. ISSN 0271-4027. OCLC OCLC 58927093. Retrieved 1 July 2012.
  3. ^ Boyer, Mary Jo (2009). "UNIT 2 Measurement Systems: The Apothecary System". Math for Nurses: A Pocket Guide to Dosage Calculation and Drug Preparation (edisi ke-7th). Philadelphia, PA: Wolters Kluwer Health | Lippincott Williams & Wilkins. hlm. 108–9. ISBN 978-0-7817-6335-6. OCLC 181600928. Diakses tanggal 2 July 2012. 
  4. ^ Kesalahan pengutipan: Tag <ref> tidak sah; tidak ditemukan teks untuk ref bernama OEDdram

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