Gaya APA
Berk, Laura E.. (2009).
Child development (7th ed).
Boston:
Allyn and Bacon.
Gaya Chicago
Berk, Laura E..
Child development.
7th ed
Boston:
Allyn and Bacon,
2009.
Text.
Gaya MLA
Berk, Laura E..
Child development.
7th ed
Boston:
Allyn and Bacon,
2009.
Text.
Gaya Turabian
Berk, Laura E..
Child development.
7th ed
Boston:
Allyn and Bacon,
2009.
Print.