Gaya APA
Napa Pieter, A. (1992).
How to answer english questions .
Yogyakarta:
Kanisius.
Gaya Chicago
Napa Pieter, A.
How to answer english questions.
Yogyakarta:
Kanisius,
1992.
Text.
Gaya MLA
Napa Pieter, A.
How to answer english questions.
Yogyakarta:
Kanisius,
1992.
Text.
Gaya Turabian
Napa Pieter, A.
How to answer english questions.
Yogyakarta:
Kanisius,
1992.
Print.