Gaya APA
BUDIHARSO, T. (2007).
Language development and acquisition in childhood stage : A sociolinguistic review .
Samarinda:
FKIP Univ. Mulawarman.
Gaya MLA
BUDIHARSO, Teguh.
"Language development and acquisition in childhood stage : A sociolinguistic review".
Samarinda:
FKIP Univ. Mulawarman,
2007.
Artikel.