Gaya APA

ASTM., . (2003). Iron and steel product volume 01.01. Annual book of ASTM standards 2003 Steel piping, tubing, fitting (2003). : 100 Barr Harbor : ASTM,.

Gaya MLA

ASTM., . "Iron and steel product volume 01.01. Annual book of ASTM standards 2003 Steel piping, tubing, fitting". 2003 : 100 Barr Harbor : ASTM,, 2003. Text.