Gaya APA
Short course series in international trade 2012/13 1st serie "pengantar perdagangan international" university club UGM, 3-6 September 2012. (2012).
Yogyakarta:
SCSIT.
Gaya Chicago
Short course series in international trade 2012/13 1st serie "pengantar perdagangan international" university club UGM, 3-6 September 2012.
.
Yogyakarta:
SCSIT,
2012.
.
Gaya MLA
Short course series in international trade 2012/13 1st serie "pengantar perdagangan international" university club UGM, 3-6 September 2012.
.
Yogyakarta:
SCSIT,
2012.
.
Gaya Turabian
Short course series in international trade 2012/13 1st serie "pengantar perdagangan international" university club UGM, 3-6 September 2012.
Yogyakarta:
SCSIT,
2012.
.