Gaya APA
PIAGET, J., HERMOYO, .
(1995).
Strukturalisme
(
cet.1)
.
Bali:
Yayasan Obor Indonesia.
Gaya MLA
PIAGET, Jean., HERMOYO, .
"Strukturalisme".
cet.1
Bali:
Yayasan Obor Indonesia,
1995.
Book.