Warren, A. H. (1921). The Warren tables for estimating the per cent sugar in cane from the polarization and apparent purity of the first expressed juice. Sugar News Press.
Chicago-referens (17:e uppl.)Warren, Arnold H. The Warren Tables for Estimating the Per Cent Sugar in Cane from the Polarization and Apparent Purity of the First Expressed Juice. Manila: Sugar News Press, 1921.
MLA-referens (9:e uppl.)Warren, Arnold H. The Warren Tables for Estimating the Per Cent Sugar in Cane from the Polarization and Apparent Purity of the First Expressed Juice. Sugar News Press, 1921.
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