Cita APA (7th ed.)

British Standards Institution. (1979). Specification for hand hammers = Spécification des marteaux à main = Spezifikation für Handhämmer (4th revision.). British Standards Institution.

Cita Chicago (17th ed.)

British Standards Institution. Specification for Hand Hammers = Spécification Des Marteaux à Main = Spezifikation Für Handhämmer. 4th revision. London: British Standards Institution, 1979.

Cita MLA (8th ed.)

British Standards Institution. Specification for Hand Hammers = Spécification Des Marteaux à Main = Spezifikation Für Handhämmer. 4th revision. British Standards Institution, 1979.