Gaya APA
Piaget,Jean, ., Inhelder,Barbel, . (2020).
Psikologi Anak = The Psychology Of The Child (cet.1).
Yogyakarta:
Pustaka Pelajar.
Gaya MLA
Piaget,Jean, ., Inhelder,Barbel, .
"Psikologi Anak = The Psychology Of The Child".
cet.1
Yogyakarta:
Pustaka Pelajar,
2020.
Text.