Gaya APA
Nugroho, H, S, W.
(2009).
Denver Developmental Screening Test : Petujuk Praktis
.
Jakarta ::
EGC,.
Gaya MLA
Nugroho, Heru, Santoso, Wahito.
"Denver Developmental Screening Test : Petujuk Praktis".
Jakarta ::
EGC,,
2009.
Text.