Gaya APA
The aviation information service at information unit PT Angkasa Pura I Adi Soemarmo. (2014).
:
Universitas Sebelas Maret.
Gaya MLA
The aviation information service at information unit PT Angkasa Pura I Adi Soemarmo.
.
:
Universitas Sebelas Maret,
2014.
TA.