Gaya APA
PTK PTS & PTBK. (2019).
Yogyakarta:
Andi offset.
Gaya Chicago
PTK PTS & PTBK.
.
Yogyakarta:
Andi offset,
2019.
Text.
Gaya MLA
PTK PTS & PTBK.
.
Yogyakarta:
Andi offset,
2019.
Text.
Gaya Turabian
PTK PTS & PTBK.
Yogyakarta:
Andi offset,
2019.
Print.