Gaya APA
Santrock, John.W. (2008).
Life - Span Development .
New york:
McGraw-Hill.
Gaya Chicago
Santrock, John.W.
Life - Span Development.
New york:
McGraw-Hill,
2008.
Buku.
Gaya MLA
Santrock, John.W.
Life - Span Development.
New york:
McGraw-Hill,
2008.
Buku.
Gaya Turabian
Santrock, John.W.
Life - Span Development.
New york:
McGraw-Hill,
2008.
Buku.