Gaya APA
Silverberg, Robert. (1972).
The Book of Skulls: A Thriller Fantasy .
London:
Coronet Books.
Gaya Chicago
Silverberg, Robert.
The Book of Skulls: A Thriller Fantasy.
London:
Coronet Books,
1972.
Text.
Gaya MLA
Silverberg, Robert.
The Book of Skulls: A Thriller Fantasy.
London:
Coronet Books,
1972.
Text.
Gaya Turabian
Silverberg, Robert.
The Book of Skulls: A Thriller Fantasy.
London:
Coronet Books,
1972.
Print.