Gaya APA
Santrock, John W.. (1999).
Life-span Development, Ed.7 (Edisi 7).
New York:
MC GRAW HILL.
Gaya Chicago
Santrock, John W..
Life-span Development, Ed.7.
Edisi 7
New York:
MC GRAW HILL,
1999.
.
Gaya MLA
Santrock, John W..
Life-span Development, Ed.7.
Edisi 7
New York:
MC GRAW HILL,
1999.
.
Gaya Turabian
Santrock, John W..
Life-span Development, Ed.7.
Edisi 7
New York:
MC GRAW HILL,
1999.
.