Gaya APA
Koestler, Arthur. (1954).
The Invisible writing : an autobiography / Arthur Koestler .
Boston:
Beacon.
Gaya Chicago
Koestler, Arthur.
The Invisible writing : an autobiography / Arthur Koestler.
Boston:
Beacon,
1954.
.
Gaya MLA
Koestler, Arthur.
The Invisible writing : an autobiography / Arthur Koestler.
Boston:
Beacon,
1954.
.
Gaya Turabian
Koestler, Arthur.
The Invisible writing : an autobiography / Arthur Koestler.
Boston:
Beacon,
1954.
.