Gaya APA
G, S. et al (2009).
Steel Structures Desugn And Behavior : Emphasizing Load And Resistance Factor Design (Fifth Edition).
America:
Pearson.
Gaya MLA
G, Salmon,Charles. et al.
"Steel Structures Desugn And Behavior : Emphasizing Load And Resistance Factor Design".
Fifth Edition
America:
Pearson,
2009.
Textbook.