Citazione APA

B S I. (1971). UDC 681.6 Graphic reproduction machines and equipment BS 1000(681.6): 1971. B S I.

Stile di citazione Chicago

B S I. UDC 681.6 Graphic Reproduction Machines and Equipment BS 1000(681.6): 1971. London: B S I, 1971.

Citazione MLA

B S I. UDC 681.6 Graphic Reproduction Machines and Equipment BS 1000(681.6): 1971. B S I, 1971.