Gaya APA
Tjondronegoro, P.
(1982).
6 JAM DI YOGYA
(
1)
.
JAKARTA:
ARIES LIMA.
Gaya MLA
Tjondronegoro, Purnawan.
"6 JAM DI YOGYA".
1
JAKARTA:
ARIES LIMA,
1982.
Printed Book.