Gaya APA
Bernstein, B. (1971).
Class, codes and control volume 1: Theoretical studies towards a sociology of languages .
London:
Routledge & Kegan Paul.
Gaya MLA
Bernstein, Basil.
"Class, codes and control volume 1: Theoretical studies towards a sociology of languages".
London:
Routledge & Kegan Paul,
1971.
Text.