Citazione Stile APA (7a Edizione)

British Standards Institution. (1970). Method for Rockwell superficial hardness test (N and T scales). British Standards Institution.

Citazione stile Chigago Style (17a edizione)

British Standards Institution. Method for Rockwell Superficial Hardness Test (N and T Scales). London: British Standards Institution, 1970.

Citatione MLA (8a ed.)

British Standards Institution. Method for Rockwell Superficial Hardness Test (N and T Scales). British Standards Institution, 1970.