Gaya APA
Popov, E., Astamar, Z.
(1985).
Mekanika tehnik
(
2nd ed)
.
Jakarta:
Penerbit Erlangga.
Gaya MLA
Popov, EP.., Astamar, Zainul..
"Mekanika tehnik".
2nd ed
Jakarta:
Penerbit Erlangga,
1985.
Printed Book.