Gaya APA
Spiegel, Leonard. (1986).
Applied Structural Steel Design .
Englewood Cliff:
Prentice Hall.
Gaya Chicago
Spiegel, Leonard.
Applied Structural Steel Design.
Englewood Cliff:
Prentice Hall,
1986.
.
Gaya MLA
Spiegel, Leonard.
Applied Structural Steel Design.
Englewood Cliff:
Prentice Hall,
1986.
.
Gaya Turabian
Spiegel, Leonard.
Applied Structural Steel Design.
Englewood Cliff:
Prentice Hall,
1986.
.