Gaya APA
Bachmann, H.
(1995).
(TEKNIK SIPIL 2) Vibration Problems in Structures
(
1)
.
Germany:
Birkhauser Verlag.
Gaya MLA
Bachmann, Hugo.
"(TEKNIK SIPIL 2) Vibration Problems in Structures".
1
Germany:
Birkhauser Verlag,
1995.
.