APA Style
Lau, Sidney. (1972).
Elementary Cantonese .
:
.
Chicago Style
Lau, Sidney.
Elementary Cantonese.
:
,
1972.
Text.
MLA Style
Lau, Sidney.
Elementary Cantonese.
:
,
1972.
Text.
Turabian Style
Lau, Sidney.
Elementary Cantonese.
:
,
1972.
Print.