Gaya APA
Centre, S., R., L. (1982).
Relc Research in Language Education 1968 - 1981 .
Singapore:
SEAMOE Regional Language Centre.
Gaya MLA
Centre, SEAMOE, Regional, Language.
"Relc Research in Language Education 1968 - 1981".
Singapore:
SEAMOE Regional Language Centre,
1982.
Buku Inti.