Gaya APA
LOCK, Graham. (1996).
FUNCTIONAL ENGLISH GRAMMAR ( An introduction for second language teachers) .
AUSTRALIA:
.
Gaya Chicago
LOCK, Graham.
FUNCTIONAL ENGLISH GRAMMAR ( An introduction for second language teachers).
AUSTRALIA:
,
1996.
Text.
Gaya MLA
LOCK, Graham.
FUNCTIONAL ENGLISH GRAMMAR ( An introduction for second language teachers).
AUSTRALIA:
,
1996.
Text.
Gaya Turabian
LOCK, Graham.
FUNCTIONAL ENGLISH GRAMMAR ( An introduction for second language teachers).
AUSTRALIA:
,
1996.
Print.