Penggayaan APA
Philips, Sam. (1999).
Letter Writing: theory and practice .
India:
Crescent News.
Chicago Style
Philips, Sam.
Letter Writing: theory and practice.
India:
Crescent News,
1999.
Text.
MLA Style
Philips, Sam.
Letter Writing: theory and practice.
India:
Crescent News,
1999.
Text.
Turabian Style
Philips, Sam.
Letter Writing: theory and practice.
India:
Crescent News,
1999.
Print.