Gaya APA
journal of engineering and technological science. (2015).
:
.
Gaya Chicago
journal of engineering and technological science.
no 3, July.
:
,
2015.
Jurnal.
Gaya MLA
journal of engineering and technological science.
no 3, July.
:
,
2015.
Jurnal.
Gaya Turabian
journal of engineering and technological science.
:
,
2015.
Jurnal.