Gaya APA
ALEXANDER, L. G.. (1975).
New concept english: practice and progress suplementary written exercises .
Jakarta:
Kanisius.
Gaya Chicago
ALEXANDER, L. G..
New concept english: practice and progress suplementary written exercises.
Jakarta:
Kanisius,
1975.
Text.
Gaya MLA
ALEXANDER, L. G..
New concept english: practice and progress suplementary written exercises.
Jakarta:
Kanisius,
1975.
Text.
Gaya Turabian
ALEXANDER, L. G..
New concept english: practice and progress suplementary written exercises.
Jakarta:
Kanisius,
1975.
Print.