Penggayaan APA
Qualities. ([s.a]).
Unit 36: Qualities of effective letters .
[s.l]:
[s.n].
Chicago Style
Qualities.
Unit 36: Qualities of effective letters.
[s.l]:
[s.n],
[s.a].
Text.
MLA Style
Qualities.
Unit 36: Qualities of effective letters.
[s.l]:
[s.n],
[s.a].
Text.
Turabian Style
Qualities.
Unit 36: Qualities of effective letters.
[s.l]:
[s.n],
[s.a].
Print.