Gaya APA
DAVISON, B., OWENS, G, W. (2012).
STEEL DESIGNERS' MANUAL SEVENTH EDITION (SEVENTH EDITION).
Singapore:
WILEY BLACKWELL.
Gaya MLA
DAVISON, BUICK., OWENS, GRAHAM, W.
"STEEL DESIGNERS' MANUAL SEVENTH EDITION".
SEVENTH EDITION
Singapore:
WILEY BLACKWELL,
2012.
Text.