Language
Buku Teks SO
Bloomfield, Leonard
Language
Holt, Rinehart and Winston, 1961
Buku Teks SO
Bloom, Lois
Language development and language disordes
New York John Wiley & Sons 1978
Buku Teks
Cook, Guy W.D.
Language play, language learning
Oxford University Press, 2000
Buku Teks
Dakin, Julian
The language laboratory and language learning
Longman, 1975
Buku Teks SO