Gaya APA
ZACH, Paul. (1987).
Jakarta: The Time travel library .
Singapore:
Times Editions.
Gaya Chicago
ZACH, Paul.
Jakarta: The Time travel library.
Singapore:
Times Editions,
1987.
Text.
Gaya MLA
ZACH, Paul.
Jakarta: The Time travel library.
Singapore:
Times Editions,
1987.
Text.
Gaya Turabian
ZACH, Paul.
Jakarta: The Time travel library.
Singapore:
Times Editions,
1987.
Print.