Penggayaan APA
Bostico. (1985).
Instant business letter (2).
Jakarta:
Binarupa Aksara.
Chicago Style
Bostico.
Instant business letter.
2
Jakarta:
Binarupa Aksara,
1985.
Text.
MLA Style
Bostico.
Instant business letter.
2
Jakarta:
Binarupa Aksara,
1985.
Text.
Turabian Style
Bostico.
Instant business letter.
2
Jakarta:
Binarupa Aksara,
1985.
Print.