Walshaw, A. C. (1977). SI calculations in engineering science. Newnes-Butterworths.
Cita Chicago Style (17a ed.)Walshaw, A. C. SI Calculations in Engineering Science. London ; Boston [etc.]: Newnes-Butterworths, 1977.
Cita MLA (8a ed.)Walshaw, A. C. SI Calculations in Engineering Science. Newnes-Butterworths, 1977.
Precaución: Estas citas no son 100% exactas.