Penggayaan APA
De VITO, Joseph A.. (1990).
Messages : .
New York:
Harper & Row.
Chicago Style
De VITO, Joseph A..
Messages :.
New York:
Harper & Row,
1990.
Buku.
MLA Style
De VITO, Joseph A..
Messages :.
New York:
Harper & Row,
1990.
Buku.
Turabian Style
De VITO, Joseph A..
Messages :.
New York:
Harper & Row,
1990.
Buku.