APA Style
Popov, E, P., Astamar, Z. (1994).
Mekanika Teknik (Mechanics Of Materials) (2nd Edition).
Jakarta, Indonesia:
Penerbit Erlangga.
MLA Style
Popov, E., P.., Astamar, Zainul.
"Mekanika Teknik (Mechanics Of Materials)".
2nd Edition
Jakarta, Indonesia:
Penerbit Erlangga,
1994.
Book.