Gaya APA
St, D., Nasional, A.
(1987).
Specification and test method low carbon steel wires
(
1987)
.
:
Jakarta:DSN,.
Gaya MLA
St, Dewan., Nasional, Ardisasi.
"Specification and test method low carbon steel wires".
1987
:
Jakarta:DSN,,
1987.
Text.