Gaya APA
Quigley, John. (1972).
The Last Checkpoint .
London:
Sphere Books Limited.
Gaya Chicago
Quigley, John.
The Last Checkpoint.
London:
Sphere Books Limited,
1972.
Text.
Gaya MLA
Quigley, John.
The Last Checkpoint.
London:
Sphere Books Limited,
1972.
Text.
Gaya Turabian
Quigley, John.
The Last Checkpoint.
London:
Sphere Books Limited,
1972.
Print.