Gaya APA
Boden, Margaret. (1994).
Piaget .
London:
Fontana Press.
Gaya Chicago
Boden, Margaret.
Piaget.
London:
Fontana Press,
1994.
Text.
Gaya MLA
Boden, Margaret.
Piaget.
London:
Fontana Press,
1994.
Text.
Gaya Turabian
Boden, Margaret.
Piaget.
London:
Fontana Press,
1994.
Print.