Jerrard, H. G., & McNeill, D. B. (1992). Dictionary of scientific units: Including dimensionless numbers and scales (6th.). Chapman and Hall.
Citazione stile Chigago Style (17a edizione)Jerrard, H. G., e Donald Burgass McNeill. Dictionary of Scientific Units: Including Dimensionless Numbers and Scales. 6th. New York: Chapman and Hall, 1992.
Citatione MLA (9a ed.)Jerrard, H. G., e Donald Burgass McNeill. Dictionary of Scientific Units: Including Dimensionless Numbers and Scales. 6th. Chapman and Hall, 1992.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.