APA Style
Trihendradi, C.
(2010).
Step by Step SPSS 13 Analisis Data Statistik
.
Yogyakarta:
Andi Offset.
MLA Style
Trihendradi, Cornelius.
"Step by Step SPSS 13 Analisis Data Statistik".
Yogyakarta:
Andi Offset,
2010.
Text.