Gaya APA
Levin, Gerald R.. (1983).
Child Psychology .
California:
BROOKS COLE.
Gaya Chicago
Levin, Gerald R..
Child Psychology.
California:
BROOKS COLE,
1983.
.
Gaya MLA
Levin, Gerald R..
Child Psychology.
California:
BROOKS COLE,
1983.
.
Gaya Turabian
Levin, Gerald R..
Child Psychology.
California:
BROOKS COLE,
1983.
.