Gaya APA
Politeness: some universals in language usage. (1987).
Cambridge:
Cambridge University Press.
Gaya Chicago
Politeness: some universals in language usage.
.
Cambridge:
Cambridge University Press,
1987.
Buku.
Gaya MLA
Politeness: some universals in language usage.
.
Cambridge:
Cambridge University Press,
1987.
Buku.
Gaya Turabian
Politeness: some universals in language usage.
Cambridge:
Cambridge University Press,
1987.
Buku.