(1975). The symbols committee the royal society quantities, units and symbols (2nd edition.). The Royal Society.
Chicago-viite (17. p.)The Symbols Committee the Royal Society Quantities, Units and Symbols. 2nd edition. London: The Royal Society, 1975.
MLA-viite (9. p.)The Symbols Committee the Royal Society Quantities, Units and Symbols. 2nd edition. The Royal Society, 1975.
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