Gaya APA
SUMARNO, . (2009).
The Effectiveness of Industri and Technological Vocational High School (ITVHS) .
Yogyakarta:
UNY- Pascasarjana.
Gaya MLA
SUMARNO, .
"The Effectiveness of Industri and Technological Vocational High School (ITVHS)".
Yogyakarta:
UNY- Pascasarjana,
2009.
Artikel.