Penggayaan APA
NATEROP, Bertha J.. (1994).
Business Letters for All .
New York:
Oxford University Press.
Chicago Style
NATEROP, Bertha J..
Business Letters for All.
New York:
Oxford University Press,
1994.
Buku.
MLA Style
NATEROP, Bertha J..
Business Letters for All.
New York:
Oxford University Press,
1994.
Buku.
Turabian Style
NATEROP, Bertha J..
Business Letters for All.
New York:
Oxford University Press,
1994.
Buku.