Gaya APA
Soebroto, C.
(2003).
JETLAG ( HOW TO AVOID IT OR THE FUN OF SUBSONIC AIR TRAVEL )
(
1)
.
YOGYAKARTA:
Galang Press.
Gaya MLA
Soebroto, Chris.
"JETLAG ( HOW TO AVOID IT OR THE FUN OF SUBSONIC AIR TRAVEL )".
1
YOGYAKARTA:
Galang Press,
2003.
.