Gaya APA

Chopra, A, K. (1995). (TEKNIK SIPIL 2) Dynamics Of Structures : Theory and Applications to Eartquake engineering (1). New Jersey: Prentice- Hall.

Gaya MLA

Chopra, Anil, K.. "(TEKNIK SIPIL 2) Dynamics Of Structures : Theory and Applications to Eartquake engineering". 1 New Jersey: Prentice- Hall, 1995. .