Gaya APA
New Concept English Practice and Progress : Supplementary Written Exercises. (1994).
Yogyakarta:
Yogyakarta Kanisius.
Gaya Chicago
New Concept English Practice and Progress : Supplementary Written Exercises.
10th Ed.
Yogyakarta:
Yogyakarta Kanisius,
1994.
Text.
Gaya MLA
New Concept English Practice and Progress : Supplementary Written Exercises.
10th Ed.
Yogyakarta:
Yogyakarta Kanisius,
1994.
Text.
Gaya Turabian
New Concept English Practice and Progress : Supplementary Written Exercises.
Yogyakarta:
Yogyakarta Kanisius,
1994.
Print.