Gaya APA
Mori, A, A., Olive, J, E. (1980).
Handbook Of Preschool Special Education .
bandung:
An Aspen Publication.
Gaya MLA
Mori, Allen, A.., Olive, Jane, Ellsworth.
"Handbook Of Preschool Special Education".
bandung:
An Aspen Publication,
1980.
Text.