Penggayaan APA
DUGGAL, S.K.. (1993).
Design of steel structures .
New Delhi:
Tata McGraw-Hill.
Chicago Style
DUGGAL, S.K..
Design of steel structures.
New Delhi:
Tata McGraw-Hill,
1993.
Buku.
MLA Style
DUGGAL, S.K..
Design of steel structures.
New Delhi:
Tata McGraw-Hill,
1993.
Buku.
Turabian Style
DUGGAL, S.K..
Design of steel structures.
New Delhi:
Tata McGraw-Hill,
1993.
Buku.