Gaya APA
Craig, R, R. (1981).
(TEKNIK SIPIL 2) Structural Dynamics ; An Introduction to Computer Methods (1).
Canada:
John Wiley & Sons, Inc..
Gaya MLA
Craig, Roy, R..
"(TEKNIK SIPIL 2) Structural Dynamics ; An Introduction to Computer Methods".
1
Canada:
John Wiley & Sons, Inc.,
1981.
.