Mercer, G. (1963). Loose-leaf and hand-posting systems, machine accounting equipment (2ed.). Mac donald and evans.
Citação norma ChicagoMercer, G.Lawrence. Loose-leaf and Hand-posting Systems, Machine Accounting Equipment. 2ed. London: Mac donald and evans, 1963.
Citação norma MLAMercer, G.Lawrence. Loose-leaf and Hand-posting Systems, Machine Accounting Equipment. 2ed. Mac donald and evans, 1963.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.