Gaya APA

Institute, T, S, C. et al (2012). Steel Designers Manual (7th. ed.). Chichester, West Sussex, UK: John Wiley and Sons, Ltd..

Gaya MLA

Institute, The, Steel, Construction. et al. "Steel Designers Manual". 7th. ed. Chichester, West Sussex, UK: John Wiley and Sons, Ltd., 2012. Text.