Gaya APA
Indonesia, D.
(1980).
Keputusan presiden RI No 14 A Th. 1980
.
Jakarta:
Depdikbud.
Gaya MLA
Indonesia, Depdikbud.
"Keputusan presiden RI No 14 A Th. 1980".
Jakarta:
Depdikbud,
1980.
Printed Book.