Jerrard, H. G., & McNeill, D. B. (1992). Dictionary of scientific units: Including dimensionless numbers and scales (6th.). Chapman and Hall.
Lua i Stíl Chicago (17ú heag.)Jerrard, H. G., agus Donald Burgass McNeill. Dictionary of Scientific Units: Including Dimensionless Numbers and Scales. 6th. New York: Chapman and Hall, 1992.
Lua MLA (9ú heag.)Jerrard, H. G., agus Donald Burgass McNeill. Dictionary of Scientific Units: Including Dimensionless Numbers and Scales. 6th. Chapman and Hall, 1992.
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