Gaya APA
Steel Designers' Manual. (1972).
:
Granada Publishing.
Gaya Chicago
Steel Designers' Manual.
.
:
Granada Publishing,
1972.
Art Original.
Gaya MLA
Steel Designers' Manual.
.
:
Granada Publishing,
1972.
Art Original.
Gaya Turabian
Steel Designers' Manual.
:
Granada Publishing,
1972.
Art Original.