Citazione APA

Mercer, G. (1963). Loose-leaf and hand-posting systems, machine accounting equipment (2ed.). Mac donald and evans.

Stile di citazione Chicago

Mercer, G.Lawrence. Loose-leaf and Hand-posting Systems, Machine Accounting Equipment. 2ed. London: Mac donald and evans, 1963.

Citazione MLA

Mercer, G.Lawrence. Loose-leaf and Hand-posting Systems, Machine Accounting Equipment. 2ed. Mac donald and evans, 1963.