Gaya APA
Wicks-Nelson, R.
(2000).
Behavior disorders of childhood
(
4th ed.)
.
Upper Sadle River, Nj:
Prentice Hall.
Gaya MLA
Wicks-Nelson, Rita.
"Behavior disorders of childhood".
4th ed.
Upper Sadle River, Nj:
Prentice Hall,
2000.
Text.