Gaya APA
Hanson, A., Parr, J, G, J.
(1965).
The Engineer's Guide to Steel
.
Palo alto cal:
Addison - Wesley.
Gaya MLA
Hanson, Albert., Parr, J., Gordon, J..
"The Engineer's Guide to Steel".
Palo alto cal:
Addison - Wesley,
1965.
Text.