Gaya APA
Tim, .
(2016).
(TEKNIK SIPIL 1) Seismic Design Manual
(
1)
.
USA:
American Institute of Steel Construction,Inc.
Gaya MLA
Tim, .
"(TEKNIK SIPIL 1) Seismic Design Manual".
1
USA:
American Institute of Steel Construction,Inc,
2016.
.