Gaya APA
Developmental Psychology Vol 29 No 1 Jan 1993. (1993).
USA:
APA.
Gaya Chicago
Developmental Psychology Vol 29 No 1 Jan 1993.
.
USA:
APA,
1993.
.
Gaya MLA
Developmental Psychology Vol 29 No 1 Jan 1993.
.
USA:
APA,
1993.
.
Gaya Turabian
Developmental Psychology Vol 29 No 1 Jan 1993.
USA:
APA,
1993.
.