Gaya APA
Ayatrohaedi, dkk. (1989).
Tata Krama Nasional .
Jakarta:
.
Gaya Chicago
Ayatrohaedi, dkk.
Tata Krama Nasional.
Jakarta:
,
1989.
Text.
Gaya MLA
Ayatrohaedi, dkk.
Tata Krama Nasional.
Jakarta:
,
1989.
Text.
Gaya Turabian
Ayatrohaedi, dkk.
Tata Krama Nasional.
Jakarta:
,
1989.
Print.