Gaya APA

ISO, . (1986). ISO Standards Handbook 29. Steel vol. 2 (Steels for general use ; Steels for structural purposes ; Steels for pressure purpose ; Heat-treated steels) (1). Switzerland: ISO.

Gaya MLA

ISO, . "ISO Standards Handbook 29. Steel vol. 2 (Steels for general use ; Steels for structural purposes ; Steels for pressure purpose ; Heat-treated steels)". 1 Switzerland: ISO, 1986. Printed.