Gaya APA
Guillaume, Alfred. (1975).
Islam .
New York:
Penguin Books.
Gaya Chicago
Guillaume, Alfred.
Islam.
New York:
Penguin Books,
1975.
Text.
Gaya MLA
Guillaume, Alfred.
Islam.
New York:
Penguin Books,
1975.
Text.
Gaya Turabian
Guillaume, Alfred.
Islam.
New York:
Penguin Books,
1975.
Print.