Gaya APA
1997 annual book of ASTM standards, section 1 iron and steel products, volume 01.01 steel-piping, tubing , fittings. (1997).
:
ASTM.
Gaya Chicago
1997 annual book of ASTM standards, section 1 iron and steel products, volume 01.01 steel-piping, tubing , fittings.
.
:
ASTM,
1997.
Art Original.
Gaya MLA
1997 annual book of ASTM standards, section 1 iron and steel products, volume 01.01 steel-piping, tubing , fittings.
.
:
ASTM,
1997.
Art Original.
Gaya Turabian
1997 annual book of ASTM standards, section 1 iron and steel products, volume 01.01 steel-piping, tubing , fittings.
:
ASTM,
1997.
Art Original.