Gaya APA
Sebald, H.
(1984).
Adolescence : a sosial psychological analysis
(
3rd.ed.)
.
Englewood Cliffs:
Prentice-Hall.
Gaya MLA
Sebald, Hans.
"Adolescence : a sosial psychological analysis".
3rd.ed.
Englewood Cliffs:
Prentice-Hall,
1984.
Text.