Gaya APA
Sujianto, A, E., Kadji, Y.
(2009).
SPSS for Windows: Step by Step
.
Tulungagung:
Cahaya Abadi.
Gaya MLA
Sujianto, Agus, Eko., Kadji, Yulianto.
"SPSS for Windows: Step by Step".
Tulungagung:
Cahaya Abadi,
2009.
Buku Tercetak.