APA Style
Napa, Pieter A. (1992).
Basic English Exercises .
Yogyakarta:
Kanisius ( Anggota IKAPI).
Chicago Style
Napa, Pieter A.
Basic English Exercises.
Yogyakarta:
Kanisius ( Anggota IKAPI),
1992.
Text.
MLA Style
Napa, Pieter A.
Basic English Exercises.
Yogyakarta:
Kanisius ( Anggota IKAPI),
1992.
Text.
Turabian Style
Napa, Pieter A.
Basic English Exercises.
Yogyakarta:
Kanisius ( Anggota IKAPI),
1992.
Print.