Gaya APA
Kahar, J., Purworahardjo, U.
(2008).
Geodesi
(
Cet. 1)
.
Bandung:
ITB.
Gaya MLA
Kahar, Joenil., Purworahardjo, Umaryono.
"Geodesi".
Cet. 1
Bandung:
ITB,
2008.
Text.